Match List I with List II and select the correct answer from the codes given below the lists. 

If the radius of the earth were to shrink by one per cent, its mass remaining the same, the value of g on the earth's surface would

Consider the following statements
1.Indira Gandhi Centre for Atomic Research uses fast reactor technology.
2.Atomic Minerals Directorate for Research and exploration is engaged in heavy water production.
3.Indian Rare Earths Limited is engaged in the manufacture of Zircon for India's Nuclear Programme beside other rare earth products.
Which of the statements given above are correct?

Which of the following is used in a diesel engine?
1.Cylinder
2.Spark plug
3.Piston

Match List I with List II and choose the correct answer from the codes given below the lists. 

Match List I (Transfer of Heat) with List II (Medium) and select the correct answer from the codes given below the lists.

Which one of the following statements is not correct?

On a clean glass plate a drop of water spreads to form a thin layer whereas a drop of mercury remains almost spherical because

The swing of a spinning cricket ball in the air can be explained on the basis of

Consider the following statements with reference to X-rays;
1.They produce heat when absorbed by matter.
2.They are generated when fast moving electrons strike a metal target.
3.They can penetrate through a thin sheet of aluminium.
Which of the statements given above are correct?