First slide

Applications of SHM

Question

A spring having a spring constant ‘K’ is loaded with a mass ‘m’. The spring is cut into two equal parts and one of these is loaded again with the same mass. The new spring constant is

Moderate

A

$K / 2$
B

$K$
C

2K
D

K²

Solution

Spring constant $(k) \propto \frac{1}{Length of the spirng (l)}$
as length becomes half, k becomes twice is 2k.

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