Work Energy Power Quiz 1 – Punjab Meritorious School Preparation Portal

Welcome to your Work Energy Power Quiz 1 CBT TEST

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Name

School Name with City

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Question is mentioned below :

A force F acting on an object varies with distance x as shown here. The force is in N and x in m. The work done by the force in moving the object from x = 0 to x = 6 m is

18.0 J

13.5 J

9.0 J

4.5 J

A force F = 20 + 10y acts on a particle in y direction where F is in newton and y in meter. Work done by this force to move the particle from y = 0 to y = 1m :

30 J

5 J

25 J

20 J

Question is mentioned below :

100 J

zero

1000 J

200 J

A vertical spring with force constant k is fixed on a table. A ball of mass m at a height h above the free upper end of the spring falls vertically on the spring so that the spring is compressed by a distance d. The net work done in the process is

Question is mentioned below :

Force F on a particle moving in a straight line varies with distance d as shown in the figure. The work done on the particle during its displacement of 12 m is

18 J

21 J

26 J

13 J

An object of mass 500 g, initially at rest, is acted upon by a variable force whose X component varies with X in the manner shown. The velocities of the object at the points X = 8 m and X = 12 m, would have the respective values of (nearly)