Physics Questions Set 1

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Physics Questions Set 1

1- Ozone layer in the upper atmosphere is due to the reaction of oxyzen and ultraviolet rays.
2- Electromagnetic theory was proposed by Maxwell.

3- The splitting off different colours of light in a prism is Dispersion of light.
4- The working principle of a washing machine is centrifugation.
5- The tides in the oceans are due to- gravitational pull of moon.
6- when light travel from Diamond to glass then total internal reflection can take place.

Physics Questions Set 1

7- Optical Fibre works on the principle of total internal reflection.
8- When water freezes its density decreases.
9- The colour of an Opaque object is due to the colour it reflects.
10-A chronometer measures Time.
11- Cryogenic engine find application in rocket Technologies.
12- one fathom is equal to six feet.
13- A double convex air bubble in water would be half as a divergent lens.
14- CT scanning uses ultrasound waves.
15- A superconductor is characterized by zero permeability.

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