Physics Past Questions and Answers

The terminal velocity of a ball-bearing falling through a viscous fluid reached when the

The pressure of two moles of an ideal gas at a temperature of 27^oC and volume 10^-2m³ is
[R = 8.313 J mol^-1K^-1]

The wave phenomenon demonstrated in the diagram above is

The diagram above represents the graph of the force F applied in stretching a spiral spring against the corresponding extension (X). The force constant of the spring is

If a light wave has a wavelength of 500nm in air what is the frequency of the wave?
[c = 3 x 10⁸ ms^-1]