Questions

The short run marginal cost curve is ____ shaped.

Which of the following is NOT a radioactive element?

___ is the transition of a substance directly from the solid to the gas phase without passing through the intermediate liquid phase.

In the following question, a sentence has been given in Active/Passive voice. Out of four alternatives suggested, select the one which best expressesthe same sentence in Passive/Active voice.

Why do you waste money?

In the following question, some part of the sentence may have errors. Find out which part of the sentence has an error and select the appropriate option. If a sentence is free from error, select ‘No Error’.

Karnataka receives most of its annual rainfall during the monsoon, (1)/ whereas Tamil Nadu does not get much then (2)/ and it has to wait still the advent of northeast monsoon. (3)/ No error (4)

In the following question, out of the four alternatives, select the alternative which is the best substitute of the phrase.
One who is determined to take full revenge for wrongs done to him

______ is a strong drug that doctors give to people to make them calm or help them sleep.

Which of the following is the cleanest source of energy?