Questions

If the velocity of a body is halved its kinetic energy ________________.

What is the unit of resistance?

A Sonar of a ship sends sounds waves of speed 1000 m/s. These waves are reflected back by the ocean floor in 2 seconds. Find the depth (in m) of theocean floor. 

A current I flows through a resistor. A source maintains a potential difference of V across the resistor. The energy supplied by the source in time t is 

On 10 April 2017, Lok Sabha passed Constitution (123rd Amendment) Bill, 2017. The Bill seeks to give Constitutional Status to ______

Product costs are also called

In the following question, out of the four alternatives, select the alternative which best expresses the meaning of the idiom/phrase.

Rome was not built in a day

In the following question the 1st and the last part of the sentence/passage are numbered 1 and 6. The rest of the sentence/ passage is split into four parts and named P, Q, R and S. These four parts are not given in their proper order. Read the sentence/passage and find out which of the four combinations is correct.

1. Some animals like fishes lay eggs and leave them.
P. The mother does not care for the eggs at all.
Q. They lay thousands of eggs at a time but do not look after them.
R. Most of the eggs die and only a few of them develop into fishes.
S. She simply leaves the eggs and never comes back to them.
6. Is this not something terrible? Yet, it is a fact.