Q. A coin is placed on a platform attached to a spring that oscillates vertically in simple harmonic motion. The amplitude of the displacement is 1.20 cm. What is the maximum frequency for which the coin will always remain in contact with the platform?
Q. Light is incident on a slit 0.750 mm wide. On a screen 2.00 m away, the distance from the central maximum to the first minimum is 1.35 mm. Calculate the wavelength of the light.