Questions

A rocket is launched to travel vertically upward with a constant velocity of 20 m/s. After travelling for 35 seconds, the rocket develops a snag and its fuel supply is cut off. The rocket then travels like a free body. The height achieved by it is

The SI unit of weight is a

During the free fall of the object, the decrease in potential energy, at any point in its path, appears as an equal amount of increase in _________________.

Consider a hypothetical planet whose mass and radius are both half that of Earth. If g is the acceleration due to gravity on the surface of Earth, the acceleration due to gravity on the planet will be

What is the upward force exerted by water called?

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

Dia said to Pari, "Do you like oranges?”

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.

"Jim Crow" shuns the mountains for reasons satisfactory to himself; not so the magpie, the raven, and __________ mischief-maker, Clark's nutcracker. All of which keeps the bird-lover from the East in an ecstasy of surprises until he has _____________ accustomed to his changed environment. One cannot help ___________ into the speculative mood in view of the sharp contrasts ______________ the birds of the East and _________ of the West.

One cannot help ___________ into the speculative mood

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 lady was knocked down (1)/by a speeding car (2)/upon crossing the road.(3)/No Error (4)