A force F is applied on a block of mass m such that it moves with constant velocity. What is the work done by the net force?

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Questions Match

1. A force F is applied on a block of mass m such that it moves with constant velocity. What is the work done by the net force?

1. F × d2. Zero3. ½mv²4. Depends on friction

2. An object of mass 0.2 kg is thrown vertically upward with speed 20 m/s. What is its potential energy at the highest point? (g = 10 m/s²)

1. 20 J2. 10 J3. 30 J4. 40 J

3. If a body of mass 2 kg has a kinetic energy of 50 J, what is its speed?

1. 5 m/s2. 10 m/s3. 15 m/s4. 7.5 m/s

4. A 5 kg block is moving at 2 m/s. What is its kinetic energy?

1. 10 J2. 20 J3. 5 J4. 2 J

5. What is the work done on a body moving in a circular path at constant speed?

1. Positive work2. Negative work3. Zero work4. Depends on speed

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A force F is applied on a block of mass m such that it moves with constant velocity. What is the work done by the net force?