Answered

Multiple Choice Question:

The power of a machine that works at the rate of 1000 J in 10 seconds is:

A. 10 J
B. 100 J
C. 1000 J
D. 500 J

Very Short Answer Type Questions:

1. What is speed?

2. Define gravity.

3. Define weight.

4. What is friction?

5. Mention two factors on which friction depends.

6. What is power?

Source:
CDC, Nepal
Force and Motion



Answer :

GinnyAnswer

Final answer:

Power is the rate at which work is done or energy is transferred, measured in watts (W). It is essential in physics for understanding energy transfer and work performance.


Explanation:

Power is the rate at which work is done or energy is transferred, measured in watts (W) where 1 watt is equal to 1 joule per second. It can be calculated by dividing work done over time. In physics, power is crucial for understanding how quickly energy is transferred or work is performed.


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