Questions

Calculate the frequency (in Hz) of a sound wave of wavelength 4m travelling with a speed of 200 m/s.

In the following question, a sentence has been given in Direct/Indirect speech. Out of the four alternatives suggested, select the one which best expresses the same sentence in Indirect/Direct speech.

Manoj said to his friend, "I am very angry with you."

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

to resolve a sentence into its component parts and describe their syntactic roles

A, B and C invest to start a restaurant. The total investment was Rs 3 lakhs. B invested Rs 50,000 more than A and C invested Rs 25,000 less than B. If the profit at the end of the year was Rs 14,400 then what is C's share of the profit (in Rs)?

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'.

Unless you don't obey (1)/ your elders you (2)/ will not succeed in your life. (3)/ No Error (4)

In the following question, out of the four alternatives, choose the word which is opposite in meaning to the given word and click the button corresponding to it.
COURAGE

In the following question, out of the four alternatives, select the word opposite in meaning to the word given.
Bequest

In the following question, out of the four alternatives, select the alternative which is the best substitute of the phrase.
Words written on the tomb of a person