27. On the basis of all the experiments, one could conclude that the period of a pendulum is NOT affected by which of the following variables?
I. Amount of mass suspended
II. Length of wire used
III. Angle of initial displacement
Your Answer is
Correct Answer is D
Explanation
It can be seen from table 1 that the period is not affected by the mass, because the period is almost equal under different mass conditions;
From the table 3, it can be seen that the angle will not affect the period p>