Questions

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

In the following question, out of the four alternatives, select the alternative which is the best substitute of the phrase.

work extremely hard or incessantly.

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'.

You should learn to adopt (A)/ yourself to (B)/ changing circumstances.(C)/ No Error (D)

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 generation gap is another of those characteristic features that set Homo sapiens apart from other animals. It is ______ if ever the most intelligent of apes ever blamed its juniors for their ______ ways! Over the years people have tried to analyse it, explain it, understand it, even ignore it, but it remains, ready to ______ each generation as it tries to ______ its own ______ about life and living.

it tries to ______ its

Out of the four alternatives, choose the one which can be substituted for the given words/sentences and click the button corresponding to it.

Someone who is incapable of being quietened or pacified.

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'.

The food basket contained(A)/ a dark chocolate, an eclair and a pastry(B)/neatly wrapped in foil paper.(C)/No error

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

In the following question, out of the four alternatives, select the alternative which will improve the bracketed part of the sentence. In case no improvement is needed, select "no improvement".

We wouldn't want them to think we (doing) anything immoral.