Questions

An object of 1.2 cm height is placed 30 cm before a concave mirror of focal length of 20 cm toget a real image at a distance of 60 cm from the mirror. What is the height of the image formed?

In terms of environmental studies, CER refers to

In the following question, sentence given with blank to be filled in with an appropriate word(s). Four alternatives are suggested for the question.
Choose the correct alternative out of the four and indicate it by selecting the appropriate option.

Never _______ met any girl so beautiful.

Who studied the relationship between music intervals?

Which of the following increased in the 1920's?

If 12x16 = 188 and 14x18 = 248, then find the value of 16x20 = ?

A sentence has been given in Active/Passive Voice. Out of the four given alternatives, select the one which best expresses the same sentence inPassive/Active Voice.

Somebody hit the beggar with a stone.

A pair of contrasting characters controlling the same trait is called