A coin is placed on a horizontal platform, which undergoes vertical simple harmonic motion of angular frequency omega . The amplitude of oscillation is gradually increased. The coin will leave contact with the platform for the first time

A coin is placed on a horizontal platform, which undergoes vertical si

1.	A coin is placed on a horizontal platform, which undergoes vertical simple harmonic motion of angular frequency omega . The amplitude of oscillation is gradually increased. The coin will leave contact with the platform for the first time
Answer» At the highest position of the PLATFORM At the MEAN position of the platform For an AMPLITUDE of `g//omega^2` For an amplitude of `sqrt(g//omega)` ANSWER :A::C