Questions

The second equation of motion gives the relation between

Calculate the work done by the force of gravity when a satellite moves in an orbit of radius 40,000 km around the earth.

If a ball is thrown vertically upwards with a velocity of 40 m/s, then what will be the magnitude of its displacement after 6 s?

In the following question, some part of the sentence may have errors. Find out which part of the sentence has an error and select the appropriate option. If a sentence is free from error, select 'No Error'. 

Not too long then, the (1)/ lodge was the only (2)/ place to stay here. (3)/No Error (4)

In the following question, a sentence / a part of sentence is underlined. Below are given alternatives to the underlined part which may improve the sentence. Choose the correct alternative. In case no improvement is required, choose "No Improvement" option.

The reason why the magazine sells so well is because it is written in a pleasant style.

In the following question, the sentence given with blank to be filled in with an appropriate word. Select the correct alternative out of the four and indicate it by selecting the appropriate option.

The comatose patient was kept under observation till his body's systems came back from suspended ______________.

In the following question, a sentence has been given in Direct/Indirect speech. Out of the four alternatives suggested, select the one which best expresses the same sentence in Indirect/Direct speech.

Ajay said to my sister, "It's wonderful!"

In the following question, some part of the sentence may have errors. Find out which part of the sentence has an error and select the appropriate option. If a sentence is free from error, select 'No Error'.

The magician placed the ball (1)/ underneath of his hat and (2)/ made a mystic sign above it. (3)/No Error (4)