First slide
Different types of Forces
Question

Which of the following statement (s) is/are correct?
I. A string has a mass m. If it is accelerated, tension is non-uniform and if it is not accelerated, tension is uniform.
II. Tension force is an electromagnetic force. 

Moderate
Solution

Only Statement II is correct while Statement I is incorrect, which can be corrected ,as,
Tension is non-uniform even, if string is not accelerated.

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