Look at the figure given below: Which of the following forces helps the girl climb the wall?
A
Gravitational force
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B
Nuclear force
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C
Frictional force
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D
Magnetic force
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Solution
The correct option is C Frictional force Frictional force helps us hold things. In this case, in order to climb up, the girl is pushing down the rocks and frictional force is pushing back her.