Question

5 stubents measure the time taken for 10 complete swings .three stubents measure 17.2s another student measure 16.9s and fifth measure 17.0s.what is the average period of pendulam

Answer 1

Explanation:

Some scales, such as the traditional beam balance, measure mass directly by counteracting the downward force by another equal downward force on the opposite side of the pivot. On a beam balance, you add enough mass to the opposite pan to counterbalance the unknown mass. No force is measured.