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NCAT Practice Test - Practice Test - Physics - Work and Energy - 2026 Quiz

Attempt 10 MCQs on NCAT Practice Test - Practice Test - Physics - Work and Energy (Year 2026) | Quiz 4

31. What is the SI unit of energy?



32. What is the law of conservation of energy?



33. Kinetic energy of a moving object is:



34. At the extreme position of a swinging pendulum, which energy is maximum?



35. At the lowest point of a pendulum, which energy is maximum?



36. A force of 100 N moves a body 10 m in 5 seconds. What is the power?



37. A machine has input energy 500 J and useful output 300 J. What is its efficiency?



38. A 2 kg mass is lifted 5 m. Work done against gravity (g=10) is:



39. Find KE of a 1000 kg car moving at 20 m/s.



40. 1 watt is equal to:



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