The property which is seen in light wave but not in sound wave is:

Which of the following is the strongest coagulant?

A white solid 'A' on heating gives off a gas which turns lime water milky. The residue is yellow when hot but turns white on cooling. The solid A is:

Which day is observed as "International Day of Non-Violence"?

Which one of the following was created by the 'Pitt's India Act'?

How many cricketers, who have represented India in test matches, are presently Lok Sabha members?