Q: Which one of the following scientists called entropy time arrow?
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84 questions • General Studies & Engineering Aptitude
Q: Which one of the following scientists called entropy time arrow?
Q: Consider the following statements: Energy balances are fundamental for energy planning, since they allow analysing aspects such as: 1. distribution of final energy consumption per end-use sector. 2. storage and refinement of each fuel or group of energies in the matrix. 3. self-sufficiency in energy, foreign dependence and foreign trade. 4. efficiency in processes for transforming primary energy into secondary. Which of the above statements is/are NOT correct?
Q: Which one of the following is NOT an advantage of energy efficiency?
Q: The British economist Nicholas Stern gave the most impressive analysis in the year 2006 on
Q: Consider the following factors determining the evolution of energy intensity: 1. dematerialization 2. fuel use intensity 3. recycling Which of the above factors is/are correct?
Q: Surface rocks on Earth are cool, but below the surface the temperature increases with depth. This is called
Q: Which one of the following is NOT correct?
Q: Consider the following statements for hammock activities: 1. It derives its name because it spans over a segment of a project. 2. The hammock activity duration is determined after the network plan is drawn. 3. The hammock activities are frequently used to identify the use of fixed resources or costs over a segment of the project. 4. The maximum amount of time an independent activity must be delayed to begin or end. Which of the above statements are correct?
Q: Consider the following strategies for mitigating risk under risk response development: 1. Reduce the likelihood that the event will occur 2. Reduce the impact that the adverse event would have on the project 3. Analyze the project to identify sources of risk 4. Assess risks in terms of severity of impact Which of the above strategies are correct?
Q: Consider the following statements: The strategy is to assign extra time at critical moments in the project; buffers are added to: 1. activities with no risk. 2. merge activities that are prone to delays due to one or more preceding activities being late. 3. non-critical activities to reduce the likelihood that they will create another critical path. 4. activities that require scarce resources to ensure that the resources are available when needed. Which of the above statements are correct?
Q: Which one of the following does NOT always yield an optimal schedule, however it is capable of yielding a "good" schedule for very complex networks having many types of resources?
Q: According to CCPM, using 50/50 estimates will discourage Parkinson's law, the student syndrome, and self-protection from coming into play because there is less "free time" available. What does the abbreviation CCPM stand for?
Q: According to project cost-duration graph, any reduction in project duration means a reduction in
Q: When a pair of one cation and one anion are absent from an ionic crystal, then the defect is called
Q: The diffusion coefficient for copper in aluminium at 500°C and 600°C are 4.8 × 10⁻¹⁴ m²/s and 5.3 × 10⁻¹³ m²/s respectively. What is the approximate time at 500°C that will produce the same diffusion result (in terms of concentration of copper at some specific point in aluminium) as 10 h heat treatment at 600°C?
Q: A relatively large plate of a glass is subjected to a tensile stress of 40 MPa. If the specific surface energy and modulus of elasticity for this glass are 0.3 J/m² and 69 GPa, respectively, what is approximate maximum length of a surface flaw that is possible without fracture?
Q: A piece of copper originally 305 mm long is pulled in tension with a stress of 276 MPa. If the deformation is entirely elastic, what is the resultant elongation approximately?
Q: What is the approximate value of ductility (%EL) of a cylindrical copper rod if it is cold worked such that the diameter is reduced from 15·2 mm to 12·2 mm? (Take the tensile strength from the curve for copper as 340 MPa)
Q: The density of α-Fe is 7.87 × 10³ kg/m³. Atomic weight of Fe is 55.8. If α-Fe crystallises in BCC space lattice, what is the lattice constant approximately? (Take Avogadro’s number (N) = 6.02 × 10²⁶/kg·mole and number of atoms per unit cell is 2)
Q: Which one of the following statements is related to frequency hopping spread spectrum?
Q: Which one of the statements is NOT relevant to quantum computing?
Q: A device which exhibits irregular or unpredictable response times is called
Q: Which one of the following tables is used by operating system to keep the track of many I/O requests at the same time?
Q: A stream of a video image that is one-quarter the size of a standard TV image; that is, it has a resolution of 352 by 240 pixels. If each pixel is represented by 24 bits of information, as would be the case for 24-bit color, then what is the approximate size of each frame?
Q: What is the approximate effective throughput, if user wants to fetch a 1-MB file across a 1-Gbps network with a round-trip time of 100 ms?
Q: In a network, a transcontinental channel with a one-way latency of 50 ms and a bandwidth of 45 Mbps is able to hold how many bits that fit in the pipe approximately?
Q: Consider the following statements for significance of prominence in the Internet architecture: 1. Programmers are free to define new channel abstractions or applications that run on top of any of the existing protocols. 2. It defines a common method for exchanging packets among a wide collection of networks. 3. It allows someone to propose a new protocol to be included in the architecture. Which of the above statements is/are correct?
Q: Consider the following statements regarding the failure in the network: 1. Bit errors typically occur because outside forces, such as lightning strikes, power surges, and microwave ovens, interfere with the transmission of data. 2. One of the main difficulties in dealing with lost packets is distinguishing between a packet that is indeed lost and one that is merely late in arriving at the destination. 3. The failure can be caused by software that crashes; a power failure, or a reckless backhoe operator. Which of the above statements is/are correct?
Q: Which one of the following statements is NOT correct regarding human values?
Q: Consider the following objectives of the study on professional ethics: 1. Forming consistent viewpoints based on facts 2. Searching beyond obvious the alternative responses to issues and being receptive to creative solutions 3. Comprehending, assessing different views Which of the above objectives is/are correct?
Q: Which one of the following statements is NOT correct?
Q: The ‘work ethics’ is aimed at NOT ensuring which of the following?
Q: Which one of the following is NOT included under the categories of civic virtues as indispensable for a self-governing administration?
Q: Spirituality is promoted in the workplace by adhering to the following activities: 1. Verbally respect the individuals as humans and recognize their values in all decisions and actions. 2. Support causes outside the business. 3. Do unto others as you would have them do unto you. 4. Realization of the self-potential through meditative acts. Which of the above activities are correct?
Q: The normative sense of engineering ethics does NOT include:
Q: Which one of the following characteristic features distinguishes Carol Gilligan’s theory from Kohlberg’s theory with regard to the moral development?
Q: Which one of the following theorists and philosophers is NOT associated with the ‘Duty Ethics’?
Q: Consider the following non-reliability performance measures of automobile industry related objects: 1. Fuel efficiency (km/l) 2. Economic efficiency (cost/km/kg) 3. Quality of ride 4. Emissions (ppm) Which of the above performance measures are correct?
Q: Match the following: List I (Severity of failure) List II (Impact of failure) P. Catastrophic 1. Less than minor injury or system damage Q. Critical 2. Minor injury or minor system damage R. Marginal 3. Result in death or total system loss S. Negligible 4. Result in severe injury or major system damage Select the correct pair using the code given below: P Q R S
Q: Consider the following statements for the multi-state characterization (infinite number of states) with K = ∞: 1. X(t) is non-decreasing. 2. X(t) is continuous-time stochastic process. 3. Higher value of X(t) implies greater degradation and the item failure time. Which of the above statements are correct?
Q: Six sigma gives a precision of
Q: Consider the following statements with reference to six-sigma: 1. It is a methodology for structured, process-oriented and systematic quality improvement. 2. It provides a systematic approach for quality and process improvement, rather than being just a collection of tools. 3. It is a rigorous, data-driven, decision-making approach to analyse the root causes of problems. Which of the above statements are correct?
Q: As sigma level increases,
Q: Consider the following statements regarding the design for six-sigma: 1. The concept of six-sigma originated at Motorola. 2. The goal is to arrive at 3·4 defects per million opportunities. 3. Sigma is used to compare expected outcomes versus failures in a population. Which of the above statements are correct?
Q: In a plain scale, if 1·5 inches = 1 foot and it can measure up to 4 feet, what is the representative factor of the scale?
Q: Which one of the following is used when components of same shape but different dimensions are to be manufactured?
Q: Which one of the following lines is used to represent the outlines of adjacent parts or alternative and extreme positions of movable parts?
Q: If a line is inclined to the H.P. and parallel to the V.P., then it has
Q: A triangular prism, base 40 mm side and axis 50 mm long is resting on one of its bases on the H.P. with a vertical face perpendicular to the V.P. What is the front view of the prism?
Q: Consider the following points while drawing the isometric view of any solid: 1. The isometric view should be drawn according to the given views and in such a way that maximum possible details are visible. 2. At every point for the corner of a solid, at least three lines for the edges must converge. Of these, at least two must be for visible edges. 3. Two lines (for visible edges) will never cross each other. Which of the above statements are correct?
Q: Which one of the following methods is used when the non-isometric lines or their ends lie in isometric planes?
Q: If X₁ = [1 1]ᵀ, X₂ = [1 0]ᵀ, and X₃ = [0 1]ᵀ are the eigenvectors of the matrix A = [2 1 −1; 3 2 −3; 3 1 −2], then A⁵ =
Q: Read the following information carefully and answer the question given below it : 1. Eight doctors P, Q, R, S, T, U, V and W visit a charitable dispensary every day except on a holiday i.e., Monday. 2. Each doctor visits for one hour from Tuesday to Sunday except Saturday. The timings are 9 A.M. to 1 P.M. and 2 P.M. to 6 P.M., 1 P.M. to 2 P.M. is lunch break. 3. On Saturday it is opened only in the morning i.e., 9 A.M. to 1 P.M. and each doctor visits for only half an hour. 4. No other doctor visits the dispensary before doctor Q and after U. 5. Doctor W comes immediately after the lunch break and is followed by R. 6. S comes in the same order as P in the afternoon session. If the lunch break and subsequent visiting hours are reduced by 15 minutes, at what time doctor U is expected to attend the dispensary ?
Q: Study the following information carefully and answer the question given below it : 1. P, Q, R, S, T and U are six members in a family in which there are two married couples. 2. T, a teacher, is married to the doctor who is mother of R and U. 3. Q, the lawyer, is married to P. 4. P has one son and one grandson. 5. Of the two married ladies one is housewife. 6. There is one student and one male engineer in the family. How is R related to U ?
Q: Read the following information carefully and answer the question that follow : 1. Madhu and Shobha are good in Dramatics and Computer Science. 2. Anjali and Madhu are good in Computer Science and Physics. 3. Anjali, Poonam and Nisha are good in Physics and History. 4. Nisha and Anjali are good in Physics and Mathematics. 5. Poonam and Shobha are good in History and Dramatics. Who is good in History, Physics, Computer Science and Mathematics ?
Q: The question given below has three statements followed by three conclusions numbered I, II and III. You have to take the given statements to be true even if they seem to be at variance from commonly known facts. Read all the conclusions and then decide which of the given conclusions logically follows from the given statements disregarding commonly known facts. Statements : All lions are tigers. All tigers are leopards. Some leopards are wolves. Conclusions : I. No elephant is lion. II. Some wolves are lions. III. Some leopards are lions.
Q: Rohith went 15 km to the west from his house, then he turned left and walked 20 km. He then turned east and walked 25 km and finally turning left covered 20 km. How far is he from his house ?
Q: Cryptic language is popular since ages, mostly in the field of espionage and sending classified messages. If ‘I LOVE YOU’ is coded as 7, then how would you code ‘GO TO HELL’ in the same language ?
Q: What letter should replace the question mark ? J A G H L N E I M S P ?
Q: In the first two circles, the number inside the circle is written according to a particular relation. What is the number inside the third circle which follows the same relation as that of the first two circles ? Circle 1 : inside 8 ; outside bottom numbers 27 and 125 Circle 2 : inside 10 ; outside bottom numbers 64 and 216 Circle 3 : inside ? ; outside bottom numbers 343 and 216
Q: Deepthi is playing a treasure hunt game. At the first stage, Deepthi needs to choose a five-digit code to unlock the vault which contains the treasure. She gets the following codes to choose from 15342 26540 35412 23105 15320 13402 35047 71024 28305 The following clues are given to her to help her to find the code. P. The code number is not an even number. Q. The product of the first two digits is odd. R. The sum of the first four digits is 12. S. The code number is not a multiple of 5. If Deepthi had the option of selecting only one clue, which of the four clues will give her the best chance of finding out the five-digit code ?
Q: Suppose you enter an elevator at a certain floor. Then the elevator moves up 5 floors, down 3 floors, and up 2 floors. If you are then at the 8th floor, on what floor did you first enter the elevator ?
Q: A number series is given with one term missing. Choose the correct alternative from the options. 0·5, 0·55, 0·65, 0·8, ?
Q: The soccer club is putting together a mural using lightly colored transparent paper. This paper then is cut into squares of different sizes that are placed next to each other to make the designs for the mural. Of course, the club wants to save money, so its members are trying to buy the minimum number of sheets of colored paper. Below is one of the designs they are going to use. What is the minimum number of squares they will need to make this design ?
Q: What is the correct alternative for the question mark ? 2, 3, 8, 63, ?
Q: Which one of the following is NOT an objective of Mahila Kisan Sashaktikaran Pariyojana (MKSP) ?
Q: Consider the following statements regarding the aim of Jal Jeevan Mission to provide every rural household of the country with adequate tap water of prescribed quality on regular basis: 1. It seeks to ensure 'ease of living' which leads to healthier as well as hygienic living conditions in rural areas. 2. It aims to establish water tanks in good numbers with the slogan 'Har Ghar Jal'. 3. By ensuring community participation at village-level, it will help in developing local leadership based on Gandhiji's philosophy of 'Gram Swarajya'. 4. The Mission seeks to achieve its goal by 2024. Which of the above statements are correct?
Q: Which one of the following is NOT correctly matched?
Q: What is 'The Pandora Papers'?
Q: Match the following: List I List II P. V. Shanta 1. Film director Q. Akhtar Ali 2. Former Davis Cup coach R. Anil Dharkar 3. Noted journalist S. Sumitra Bhave 4. Renowned Indian oncologist Select the correct pair using the code given below: P Q R S
Q: Select the State/s and/or UTs of India which have been ranked first as 'Zero Hunger' as per SDG: India Agenda for Development:
Q: Which one of the following pairs is NOT correct under women achievers?
Q: Who among the following is India's first Space Tourist?
Q: The Wassenaar Arrangement is
Q: Which one of the following is NOT included in the 12 areas of "Doing Business 2020"?
Q: Consider the following economic activities: 1. Public administration 2. Financial services 3. Mining and quarrying Which of the above economic activities fall under the tertiary sector?
Q: IMF raises its projection for economic growth in 2021-22 to
Q: Consider the following statements: 1. Ford India will stop manufacturing vehicles in India but will retain the engine-making and technology services business as part of restructuring its India operations. 2. Zee Entertainment Enterprises Ltd announces a merger with Sony Pictures Networks India. 3. Yashoda Hegde is the new CEO of Coffee Day Enterprises Ltd. Which of the above statements is/are correct?
Q: Government of India has moved a resolution in UN General Assembly to declare the year 2023 as the International Year of Millets for which of the following reasons? 1. Support will be provided for post-harvest value addition, enhancing domestic consumption. 2. Support will be provided for branding millet products nationally and internationally. Select the correct answer using the code given below:
Q: 'Bahujan Hitaya : Bahujan Sukhaya' is the motto of
Q: Statement (I): The machine shop produces parts machined from stock material and finishes castings, forgings, etc., requiring machined surfaces. Statement (II): In machine shops, machining operations remove metal, either to make a smoother and more accurate surface, as by planing, facing, milling, etc., or to produce a surface previously existing, as by drilling, punching, etc.
Q: Statement (I): Ozone depletions are mostly harmful to biological systems in a variety of ways. Statement (II): Ozone depletion in stratosphere leads to the loss of filtering ability of UV light. In the context of the above statements, which of the following is correct?
Q: Statement (I): Alterations in both physico-chemical (abiotic) and biological (biotic) components of the biosphere by mankind resulted in environmental degradation world over. Statement (II): Major environmental problems are in fact the manifestations of the degraded environments at global level. In the context of the above statements, which of the following is correct?
Q: Statement (I): Ethics involves the discipline of systematic enquiry into moral norms of standards of behavior and their underlying values and justification. Statement (II): Applied ethics looks into the ways in which moral value can be applied to particular areas of concern such as business. In the context of the above statements, which of the following is correct?