Questions

If 2x-2x=1 (x≠0),then the value of x3-1x3 is

Prahaar' is

Which one among the following is a main system board of a computer?

Bubbles of air rise up through liquids due to

What is the power rating (in W) of a bulb if a current of 0.3 A passes through on application of 240 V of potential difference across its terminals?

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.

would spread _________ a loud noise.

In the following question, four words are given out of which one word is correctly spelt. Select the correctly spelt word.

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

To move back and forth or sideways