Work, Power and Energy
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Question 1 of 5
1. Question
Which of the following is/are conditions for work done?
1. A force should act on an object.
2. The object must cover distance.
Choose the correct option from the codes given below:CorrectIncorrect -
Question 2 of 5
2. Question
Which of the following is/are correct for energy?
1. The energy possessed by an object is measured in terms of its capacity of doing
work.
2. Its S.I. unit is kJ.
Choose the correct option from the codes given below:CorrectIncorrect -
Question 3 of 5
3. Question
Which of the following is/are correctly matched?
1. Kinetic energy ————————————————————– motion.
2. Potential energy ———————————————————- position.
3. Mechanical energy ————————— kinetic energy + heat energy.
Choose the correct option from the codes given below:CorrectIncorrect -
Question 4 of 5
4. Question
Which of the following is/are correct for law of conservation of energy?
1. Energy can be converted from one form to another.
2. It can be created.
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Question 5 of 5
5. Question
Which of the following is/are correct for power?
1. Power measures the speed of motion.
2. It was given by James Watt.
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