Questions

If tan a = √3 + 2, then the value of tan a - cot a is

Two chords AB and PQ of a circle intersect at D inside a circle. If AD = 4 cm, DB = 6 cm, QD = 3 cm, the length of PQ is equal to

The simplification value of 735+2-552+7+227+5 is

Who discovered Fullerene (an allotrope of carbon)?

Which of the following was the winner of the Grammy Awards 2016 "Album of the Year"?

In the following question, out of the given four alternatives, select the one which best expresses the meaning of the given word.

Obstreperous

In the following question, four words are given out of which one word is correctly spelt. Select the correctly spelt word.

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'.

He woke on, rising(A)/to a sitting position(B)/and rubbed his eyes briskly.(C)/No error(D)