If a light wave has a wavelength of 500nm in air what is the frequency of the wave?
[c = 3 x 10$^8$ ms-1]

Similar Questions

A boy pulls a nail from the wall with a string tied to the nail. The string is inclined at an angle ...

Which of the following correctly, describes the image of an object, 4cm from a diverging lens of foc...

Materials for rain-proof coats and tents owe their water-proof properties to ...

The mass on a loaded spiral spring oscillates vertically between two extreme positions P and R equid...

The maximum and minimum thermometer reads the ...

An object placed at the bottom of a well full of clear water appears closer to the surface due to? ...

A body accelerates uniformly from rest at the rate of 3 m/s$^2$ for 8 seconds. Calculate the ...

Which of the following does NOT cause a reduction of the surface tension of water? ...

The diagram above illustrates an object moving in a circular path at a constant speed. Which of the ...

A body is whirled round a circular path at constant speed. Which of the following diagrams correctly...