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Consider the following statements: 1. A flute of smaller length gives waves of lower frequency. 2. Sound travels in rocks in the form of longitudinal
Four wires of the same material and of the dimensions given below are stretched by equal loads separately. Which one of them will be elongated the max
Assertion (A): A jet aircraft moving at Mach number equal to 1 travels faster at an altitude of 15 km than while moving at Mach number equal to 1 near
Consider the following statements: 1. The series of international paper sizes is based on A0 size whose area is 0.5 m² (approx). 2. The area of A4 siz
Recently, the European Union and six other countries including India signed the International Thermonuclear Experimental Reactor (ITER) Project. Which
The correct answer is option (c): Both 1 and 2. Watch the detailed video explanation in our Sherlocking Prelims course on UnlockIAS.
This question was asked in UPSC CSE Prelims 2007, GS Paper 1, as Question 106. It falls under Science & Technology > Physics.
This question is rated "moderate". It requires sound conceptual understanding of the topic.
UPSC has asked 104 questions from Physics (under Science & Technology) across multiple years. Visit the topic page to see the full list and year-wise trends.