Questions

An incident ray strikes a plane mirror at an angle of 20 deg with the mirror. The angle between the incident ray and reflected ray is ____.

What is the range of frequencies of sound waves audible to human beings?

What is the meaning of an ECOTONE?

The Union Cabinet Chaired by Prime Minister Shri Narendra Modi has approved the establishment of National Institute of Mental Health Rehabilitation (NIMHR) at which state?

Abilify MyCite is the first drug in the United States of America to be approved by the Food and Drug Administration with a ______ system.

The question below consists of a set of labelled sentences. Out of the four options given, select the most logical order of the sentences to form a coherent paragraph.

P: This is despite the fact that there is a rampant migration of rural families to urban centres.
Q: Generally the gains of being a unit of the urban population are less than the disadvantages and risks that are inbuilt in the urban life.
R: Rural population still dominates the urban population as far as the number is considered.
S: India is a country of villages.

Read each sentence to find out whether there is any grammatical error in it. The error, if any, will be in one part of the sentence. If there is no error, the answer is (E), ie ‘No error’. (Ignore the errors of punctuation, if any.)The consolation messages (A) / received on the(B)/ demise of Mrs. Malhotra (C) / speaks highly of her enormity. (D)

What is the action of dry HCl gas on dry litmus paper?