Questions

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 

Nitrogen fixation is a process of

Device used for the detection and measurement of all types of radiation (alpha, beta and gamma)

The radius of curvature of a concave mirror is 30 cm. Following Cartesian Sign Convention, its focal length is expressed as

To make child labour free society, PENCIL portal was launched in September 2017 in India. What does ‘P’ stand for in ‘PENCIL’?

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

Burn the midnight oil

In the following passage, some of the words have been left out. Read the passage carefully and select the correct answer for the given blank out of the four alternatives.

The very ___________________ of apologizing and forgiveness _________________ the importance of memory and the vitality of the community as a link between past, present and future. It ________________ the question of the responsibility ______________ the past and its injustices. Somehow for many politicians, the past is a different country for _________________ they have no responsibility.

the responsibility ______________ the past and its injustices.

In the following passage, some of the words have been left out. Read the passage carefully and select the correct answer for the given blank out of the four alternatives.

So, in asking you to consider the processes of reasoning we are ________ assuming that you never have reasoned--_________ the contrary we are fully aware that you in connection __________ every other person, have reasoned all your mature life. That is not the question. While everyone reasons, the fact is __________ true that the majority of persons reason incorrectly. Many persons reason ______________ lines far from correct and scientific, and suffer therefor and thereby.