Questions

The radius of curvature of a concave mirror is 30 cm. Following Cartesian Sign Convention, its focal length is expressed as

Stainless steel was invented by

Who was the Governor-General of India during the Sepoy Mutiny of Indian freedom struggle?

If 3P/7 = 4Q/11, then what is the ratio of P and Q respectively?

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'.

Vipul has been(A)/suffering from fever(B)/since seven days.(C)/No error(D)

In the following question, the sentence given with blank to be filled in with an appropriate word. Select the correct alternative out of the four and indicate it by selecting the appropriate option.

Even if two horses may look ____________, they may not be of the same age.

In the following question, out of the four alternatives, select the alternative which best expresses the meaning of the idiom/phrase.

To burn the midnight oil

In the following passage, some of the words have been left out. Read the passage carefully and select the correct answer for the given blank out of the four alternatives.

The woodpeckers of the West (with one exception) are different _______________ those of the East, and so are the flycatchers, the grosbeaks, the orioles, the tanagers, the humming-birds, _____________ many of the sparrows. ____________ of the purple and bronzed grackles (the latter are _______________ seen on the plains of Colorado, but are not common), the Rockies boast of Brewer's blackbird, ______________ habits are not as prosaic as his name would indicate.

Brewer's blackbird, _______________ habits are not as prosaic