It has been recorde that the temperature of the earth's atmosphere has increased by `0.6^@C`
Explain its consequences.

It has been recorde that the temperature of the earth's atmosphere has increased by 0.6^@C What has caused this increase?

The temperature of water falling from a dam gets increased by 0.1^@C .Find the height of dam.

A magnetic needle suspended by a silk thread is vibrating in the earth's magnetic field. If the temperature of the needle is increased by 500^(@)C , then

Explain why moon has no atmosphere.

Answer the following questions:Interstellar space has an extremely weak magnetic field of the order of 10^-12 T.Can such a weak field be of any significant consequence? Explain.

A spherical capacitor has an inner sphere of radius 10 cm and outer sphere of radius 12 cm . The outer sphere is earthed and the inner sphere is given a charge of 5 mu C . Find its capacitance.

An inflated rubber ballon contains one mole of an ideal gas, has a pressure p, volume V and temperature T. If the temperature rises to 1.1 T, and the volume is increase to 1.05 V, the final pressure will be

Explain why: The earth without its atmosphere would be in hospitably cold.

Explain how increase in green-house gases in earth's atmosphere leads to melting of ice caps.