Questions

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

The BRICS New Development Bank (NDB) has been set up for

In 2004, NASA launched the Messenger Spacecraft to study ___.

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'.

It was being hard to believe(A)/that my brother could be(B)/involved with anything so sinister.(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.

How can any ____________ person hope to know what thoughts transpire in so evil a mind?

Name the respiratory organs of insects

Prawns belong to which family?

In which form is glucose stored in our body?