Q: Work is said to be one Joule when a force of
(a)4 N moves an object by 25 cm.
(b)2 N moves an object by 1 m.
(c)1 N moves an object by 1 cm.
(d)1 N moves an object by 50 cm.
Correct Answer: (a)
The correct answer is (a) '4 N moves an object by 25 cm.'. This question from the Science & Technology domain tests knowledge of Physics.