Exams

Optical fibre works on which of the following principle of light?

Which among the following is NOT a ‘geographical indicator?

If a mirror is placed on the line MN, then which figure  is the right image of the given figure?

Which of the following device is used to measure humidity?

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.

The _____ of energy in India are met from both commercial and non commercial sources. The most _____ sources of energy today are coal and natural gas, hydro
electricity and nuclear power. On the other hand, firewood, cow-dung cakes and vegetable waste etc. _____ non commercial forms of energy. While non commercial
forms of energy _____ demand, coal is the _____ source of commercial energy in India.

and non commercial sources. The most _____ sources of energy today are coal and natural gas

A series is given, with one term missing. Choose the correct alternative from the given ones that will complete the series.

9 , 21, 45, 93, ? , 381

Find the greatest number among 213, 312, 1, 516

An anemometer measures which of the following ?