Questions

Which type of electromagnetic radiation has the shortest wavelength?

Find the potential energy gained by a body of mass 50 kg, if it is raised by 10m. (use g = 10 m/s2)

If two coulomb of charge flows through any cross-section of a conductor in one second, what will be the current flowing through it?

Which country has banned cotton imports from China citing 'Slave labour'?

In the following question, a sentence has been given in Active/Passive voice. Out of the four alternatives suggested, select the one which best
expresses the same sentence in Passive/Active voice.
I would have kept your bicycle here if you had left it with me.

Read each sentence to find out whether there is any error in any underlined part and indicate your response in the Answer Sheet against the corresponding letter i.e., (a) or (b) or (c). If you find no error, your response should be indicated as (d).

Each item consists of six sentences of a passage. The first and sixth sentences are given in the beginning as S1 and S6. The middle four sentences in each have been jumbled up and labelled as P, Q, R and S. You are required to find the proper sequence of the four sentences and mark your response accordingly on the Answer Sheet.

S1 :We do not know, after 60 years of equation, how to protect ourselves against epidemics like cholera and plague.

S6 :This is the disastrous result of the system under which we are educated.

P :If our doctors could have started learning medicine at an earlier age, they would not make such a poor show as they do.

Q : I have seen hundreds of homes. I cannot say that I have found any evidence in them of knowledge of hygiene.

R : I consider it a very serious blot on the state of our education that our doctors have not found it possible to eradicate these diseases.

S :I have the greatest doubt whether our graduates know what one should do in case on is bitten by a snake.

The correct sequence should be

Which of the following scientists had done some calculations for the fifth state of matter?