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Class XI Physics Quiz: Work, Energy and Power
Class XI
Physics
Work, Energy and Power
15 questions
HARD
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Preview questions
1. What is the work done when a force of 10 N moves an object 5 m in the direction of the force?
10 J · 20 J · 50 J · 5 J
2. Which of the following is a scalar quantity?
Force · Velocity · Work · Acceleration
3. If the work done on an object is zero, what can be said about the displacement of the object?
It is zero · It is constant · It is negative · It is positive
4. The SI unit of power is:
Joule · Watt · Newton · Horsepower
5. Kinetic energy depends on which of the following?
Mass only · Velocity only · Both mass and velocity · Neither mass nor velocity
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