Why has every parachute a hole in the centre ?
Answer / guest
When it descends, the wind?s current if not allowed to
escape will oscillate the parachute badly. So a hole is made
to let the air go out regularly.
Is This Answer Correct ? | 3 Yes | 0 No |
Give the principle of potentiometer titration.
what is the formula of petrol
explain sour gas?
Differentiate between organic and inorganic chemistry?
What is the Finger Print region
What is edta?
When a glass rod is heated gradually and suddenly dipped in cold water, it cracks. What is the reason?? When a cool glass rod is suddenly heated, it cracks. Why?
describe the lewis dot structure of Mg2+?
Why is air removed from the electric lamps ?
With what metal, chocolates, cigarettes etc. are wrapped ?
Write the equation of photosynthesis?
Why is acetone used for cleaning viscometer?