Science, asked by renudubey4308, 5 months ago

When you open a door.
a)what force do you exert on it?
b)Is any work done?Say why or why not .

Answers

Answered by ArayanThakur

6

Answer:

ANSWER

ANSWEROpening a door requires our hand to apply force by pushing and pulling which is a contact force. There is some frictional force in the door hinge, against that we apply force. The hinge friction is again a contact force.

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