A student says that he had applied a force F=- r//x on a particle and the particle moved in simple harmonic motion. He refuses to tell whether r is a constant or not. Assume that he was worked only with positive x and no other force acted on the particle

A student says that he had applied a force F=- r//x on a particle and

1.	A student says that he had applied a force F=- r//x on a particle and the particle moved in simple harmonic motion. He refuses to tell whether r is a constant or not. Assume that he was worked only with positive x and no other force acted on the particle
Answer» As x increases k increases As x increases k decreases As x increases k REMAINS constant The MOTION cannot be simple harmonic Answer :A