Questions

What does BOD5 refer to?

When a number of resistors are connected in series in a circuit, the value of current:

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

Gratify an immoral or distasteful desire

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 stock was(A)/divided among(B)/the two brothers.(C)No error(D)

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'.

One who perpetually hesitates(A)/which of the two things he will do first(B)/will ultimately do neither.(C)No error(D)

A boat is sailing towards a lighthouse of height 20√3 m at a certain speed. The angle of elevation of the top of the lighthouse changes from 30° to 60° in 10 seconds. What is the time taken (in seconds) by the boat to reach the lighthouse from its initial position?

Who discovered radioactivity?

Apurvi Chandela is related to _______.