Exams

A tetrahedron has 4 vertices. How many edges does it have?

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 first demonstration of the live (1)/ transmission of images were given by Georges Rignoux (2)/ and A. Fournier in Paris in 1909. (3)/ No error (4)

Find the value of 'a' for which x+3x+a24 is a perfect square.

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

curiosity killed the cat

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.

The main use of friendship is that it ______ man to express his feelings and emotions.

The area of a circle is 346.5 cm². Find its radius (in cm).

Resistance switching is normally employed in

In the following question, out of the given four alternatives, select the one which is opposite in meaning of the given word.

Candid