Questions

In a hydrogen atom, an electron moves in an orbit of radius 5.0 x 10-11 m with a speed of 2.2 x 106 m/s. What is the equivalent current? (Electronic charge = 1.6 x10-19 C)

Which  one  of  the  following  statements  is not correct?

What is the source of natural energy of the hot springs at Manikaran in Himachal Pradesh ?

On 10 April 2017, Lok Sabha passed the Human Immunodeficiency Virus (HIV) and AIDS (Prevention Control) Bill, 2017. Under the new provisions, which of the following is not included?

Who elects the members of Rajya Sabha?

Who was the first Indian to be elected as the leader of the Communist International?

In the following passage, some of the words have been left out. Read the passage carefully and select the correct answer for the given blank out of the four alternatives.

If there is a subject of really ______________ interest and utility, it is the art of writing and speaking one's own language ___________. It is the basis of culture, as we all know; but it is infinitely more _________ that, it is the basis of business. ___________ salesman can sell anything unless he can explain the merits of his goods in effective language, or can write ___________ advertisement equally effective, or present his ideas, and the facts, in a letter.

of business. ___________ salesman can selly

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 person were (1)/ duly rewarded (2)/ for her bravery. (3)/ No error (4).