Questions

A Sonar of a ship sends sounds waves of speed 1500 m/s. These waves are reflected back by the ocean floor in 5 seconds. Find the depth (in m) of the ocean floor.

What will be the force of attraction between two bodies weighing 20 kg and 50 kg, respectively, with a distance of 2 metre between them?

Who appoints the Finance Commission in India?

Depreciation is loss in value of ________

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.
Vaibhav said to me, "We have to win this game."

The deficiency of Niacin­a vitamin of B complex group causes the disease _____

Masai is a tribe of which of the following country?

In the following question, out of the given four alternatives, select the one which best expresses the meaning of the given word.

Ennui