Questions

What is the SI unit of Power?

A Sonar of a ship sends sounds waves of speed 1600 m/s. These waves are reflected back by the ocean floor in 4 seconds. Find the depth (in m) of the ocean floor.

Kedarnath Singh won Jnanpith Award for work in which language?

Rakhi got engaged 10 years ago. Rakhi's present age is 5/3 of her age at the time of engagement. If the present age of Rakhi's mother is twice that ofpresent age of Rakhi, then what was her mother's age (in years) at the time of her engagement?

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.

A brain and nervous system that are poorly developed or insufficiently nourished means low grade of ______________ in our mental processes, just as a poorly constructed or wrongly adjusted motor means loss of power in applying the electric current to its work. We will, __________, look upon the mind and the brain as counterparts of ___________ other, each performing activities which correspond to activities in the other, ________ inextricably bound together at least so far as this life is concerned, and each getting its _______________ by its union with the other. This view will lend interest to a brief study of the brain and nervous system.

each getting its _______________ by its union with

In the following question, out of the four alternatives, select the alternative which is the best substitute of the phrase.

having a sensation of whirling and a tendency to fall or stagger

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.

She will never tell you the truth.

Select the word with the correct spelling.