CBSE Class 11-science Answered
A cap of pen can be easily opened with the help of two fingers than one finger. Why?
Asked by Topperlearning User | 04 Jun, 2014, 13:23: PM
The force applied using two fingers constitute a couple or torque and the cap of pen can be turned easily. But with one finger, only a single force can be applied.
Answered by | 04 Jun, 2014, 15:23: PM
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