Energy posses by a body in motion is called

Answer: Option D

Explanation:

Pykometer - used to determine the density and coefficient of expansion of liquids,

Polygraph - used to record changes in heartbeat, blood-pressure and respiration,

Photometer - used to compare luminous intensity of the source of light.

Answer: Option B

Explanation:

Dyanamo - is used to convert mechanical energy into electrical energy,

Cyclotron - is a charged particle accelerator which can accelerate charged particles to high energies,

Electroscope - is used to detect the presence of an electric charge.

Answer: Option D

Explanation:

These rays heat the materials on which they fall.

Answer: Option B

Explanation:

henry is unit of Magnetic Induction,

volt is unit of Potential Difference,

ohm is unit of Electric Resistance.

Answer: Option D

Explanation:

Red, Green, Blue are primary colours. All the colours can be produced by them by mixing in different proportions. Interesting :)