Questions

The President of India appoints how many Chief Election Commissioner(s)?

In the following question, out of the given four alternatives, select the one which is opposite in meaning of the given word.

Airy

In the following question, out of the four alternatives, select the alternative which will improve the bracketed part of the sentence. In case no improvement is needed, select "no improvement".

With time now available for leisure, my father (discover) a new side to himself

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.
He had kept up his training regimen for a month.

Which among the following is NOT same as reproduction?

In the following items, each passage consists of six sentences. The first and the sixth sentence are given in the beginning as S1 and S6. The middle four sentences in each have been removed and jumbled up. These are labeled P, Q, R and S. You are required to find out the proper sequence of the four sentences and mark your response accordingly on the Answer Sheet.

S1 :A single device can heat fluids without requiring an electrical element.
S6:Because there is no electrical element, there is no risk of fire, so the system is suitable for dangerous environments.
P:A heat exchanger transfers heat from the central cavity to an air heater, a water heater or an industrial processor.
Q:It has a container like the crank case of a car’s engine, which contains the fluid to be heated.
R:Compression and friction at the nozzles heat the fluid so that the temperature in the central cavity rises steadily.
S:A motor and pulley insidethe container turn a rotor wheel, which in turn forces the fluid again and again through narrow nozzles into a central cavity.

The proper sequence should be 

When electricity is passed through an aqueous solution of Sodium Chloride (brine), it decomposes to form.

The tennis star, ___ was provisionally suspended after testing positive for banned drugs during Australian open 2016.