Advertisements
Advertisements
प्रश्न
We do not feel uneasy even under the enormous atmospheric pressure. Give a reason.
Advertisements
उत्तर
Blood in our body exerts blood pressure which is slightly more than atmospheric pressure and we do not feel uneasy.
APPEARS IN
संबंधित प्रश्न
Suggest two methods to find out wind direction at a given place.
Explain the following :
Two holes are made in a completely filled sealed tin can to take out oil from it .
A partially inflated balloon is placed inside a bell jar connected to a vacuum pump. On creating vacuum inside the bell jar, balloon gets more inflated. How does the pressure change: increase, decrease or remains same, inside the (a) bell jar, (b) balloon?
How is the reading of a barometer affected when it is taken to (i) a mine, and (ii) a hill?
State two factors which affect the atmospheric pressure as we go up.
What is an altimeter? State its principle. How is its scale calibrated?
If there is low pressure at the equator, what will be the condition of air pressure in the Arctic Zone?
One atmosphere is equivalent to 1,00,000 newton force acting on one square metre.
The increase in internal energy of 1 kg of water at 100°c when it is converted into steam at the same temperature and at 1 atmospheric pressure will be ______.
(density of steam is 0.6 kg m-3, latent heat of vaporisation of water = 2.25 × 106 J kg-1).
