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?

Who does not the kinetic energy of an object increase with?

Which of the following products can be obtained from coal processing?

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- They never desert us even when all fair weather friends have deserted us.
Q- Books are never failing friends.
R- They dispel the dark clouds of gloom from our minds and increase our happiness if we are already happy.
S- Through the ages, the scriptures and other great books have provided, immeasurable solace to the wounded and strife torn humanity.

Dwarfness can be controlled by treating plants with

According to Newlands' law of Octaves, how many elements exist in nature?

In the following question, out of the four alternatives, select the alternative which best expresses the meaning of the idiom/phrase.

No dice

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

A person who moves stealthily about or loiters near a place with a view to committing a crime