Questions

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.

can write ___________ advertisement equally

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

Levity

The Great Smog of 1952 was a severe air-pollution event which affected _______.

What is the name of the eighth planet discovered by NASA, circling Kepler- 90?

How many days moon takes to revolve around the earth?

What will be the value of the kinetic energy (Ek) of a moving body with mass m, if its speed is doubled from v to 2v?

A curved mirror where the reflecting surface is curved inwards is called a

Pressure cooker cooks rice faster because