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Question
Identify the cases where unbalanced forces are acting.
Identify the cases where unbalanced forces are acting.
A rope pulled with the same force from both ends
A car at rest
A woman leaning on a wall
Pushing a golf ball into the hole
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Solution
The correct option is D Pushing a golf ball into the hole
Only an unbalanced force applied to an object can change the state of motion of the object.
In the last case, the state of the golf ball is changing from rest to motion. Hence, an unbalanced force is acting on it.
Only an unbalanced force applied to an object can change the state of motion of the object.
In the last case, the state of the golf ball is changing from rest to motion. Hence, an unbalanced force is acting on it.
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