Questions

Which of the following instruments is used to measure electric current?

If a body is whirled in a circle, then the work done on it ___.

What is the heat generated (in J) in a heating element of resistance 800 Ω when a current of 0.2 A passes through it for 40 seconds?

A sentence has been given in Direct/Indirect Speech. Out of the four given alternatives, select the one which best expresses the same sentence inIndirect/Direct Speech.

“Bring me a glass of water,” said the saint to his followers.

Who constructed the Hawa Mahal?

Which country hosted the FIFA Under 17 (U-17) World Cup in 2017?

Who received the Dinanath Mangeshkar award for 2015?

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.

When the kerosene burned, the fuel in the tank below would be __________ pressure, and __________a small circular flame would appear in the burner.The valve had to be opened to let more kerosene vapour to the burner and pumping resumed. With the increase in pressure, the burner flame would spread _________ a loud noise. To lower the flame,the valve had to be _________ opened to reduce the pressure and then tightened until the desired flame size was achieved. _________ you wanted the flame to be bigger, you had to hit the piston again. Pump stoves are still in vogue.

below would be __________ pressure