Questions

If the velocity of a body becomes two times its initial velocity, its kinetic energy becomes n times its initial kinetic energy. What is the value of n?

What is the resistance (in Ω) of an electrical component if a current of 0.4 A passes through it on application of 12 V of potential difference across it?

If a healthy freshwater fish is placed in salt water, what will be the expected consequence ?

Which layer of earth is liquid?

Which is the form of market where there is lack of competition?

Look at the underlined part of each sentence. Below each sentence are given three possible substitutions for the underlined part. If one of them (a), (b) or (c) is better than the underlined part, indicate your response on the Answer Sheet against the corresponding letter. If none of the substitutions imporves the sentence, indicate (d) as your response on the Answer Sheet.

I didn’t go to office because I was ill.

Which among the following is respiratory pigment in human beings?

How many versions of each trait will be there in each child as per the rules for the inheritance of traits?