Work and Energy Multiple Choice Questions with Answers – PDF Download

MCQ 1: Potential energy and kinetic energy are types of:

1. Electrical energy
2. Magnetic energy
3. Thermal energy
4. Mechanical energy

MCQ 2: An object is lifted 5 m above the levelled ground, the mass of the object is 20 kg and the gravitational pull is 10 N kg^-2, the E_p of the object is:

1. 40 J
2. 1000 J
3. 2.5 J
4. 0.4 J

MCQ 3: The formula for the gravitational potential energy is:

1. E_p = mg/h, where m is mass, g is gravitational pull and is height
2. E_p = m/gh, where m is mass, g is gravitational pull and is height
3. E_p = mgh, where m is mass, g is gravitational pull and is height
4. E_p = gh/m, where m is mass, g is gravitational pull and is height

MCQ 4: A pendulum bob moves at a speed of 2 m s^-1 and mass of 0.5 kg, its E_k would be:

1. 1 J
2. 0.25 J
3. 0.5 J
4. 2 J

MCQ 5: Mass of a car is 500 kg, which is lifted up by a crane at a height of 200 m, the gravity is 10 N kg^-1. The E_p of the car will be:

1. 1000000 J
2. 10000 J
3. 4 J
4. 25 J