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The work done will be zero when the angle between the force and the distance is
45°C
60°C
90°C
180°C
If the direction of motion of the force is perpendicular to the direction of motion of the body, then the work done will be
Maximum
Minimum
Zero
None of the above
If the velocity of the body becomes double, then its kinetic energy will
Remain the same
Become double
Become four times
Become half
