Questions

Hair grows everywhere on the skin except palms, sole of feet and lips on the human body. Hair is modified type of skin.

Alternating Current (AC) is the current in which flow of current is altered periodically whereas in DC current i.e, direct current the flow of current is only in one direction.

Some of the sources of AC current are :

1. Hydro-electric generators

2. Thermal power generators

3. Nuclear  power generators...

Lecithin is a Phospholipid type of compounds. The main phospholipids in lecithin from soya and sunflower are phosphatidyl choline, phosphatidyl inositol, phosphatidyl ethanolamine, and phosphatidic acid.

Pitot tube is used to measure stagnation pressure.

5 F on a H is a letter equation which indicates that 5 Fingers on a hand.