Calculate the time period (in seconds) of a sound wave of wavelength 2m travelling with a speed of 250 m/s.

In the following question, some part of the sentence may have errors. Find out which part of the sentence has an error and select the appropriate option. If a sentence is free from error, select 'No Error'.

The Hellenistic period covering the period of Mediterranean (1)/ history between the death of Alexander the Great in (2)/ 323 BC and the emergence of the Roman Empire. (3)/ No error (4)

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

A period of time during which a person that might have a disease is kept away from other people so that the disease cannot spread

The Renaissance is a period in Europe, from the ________________________.

The question below consists of a set of labelled sentences. These sentences, when properly sequenced form a coherent paragraph. Select the most logical order of sentences from among the options.

P: About 30 new hydro projects are now under execution with an installed capacity of 5,600 MW.
Q: However, with the rapid increase in demand for power, higher priority was given to the pithead super thermal power stations as their gestation period was smaller than that of the hydel schemes.
R: Many projects were taken up for execution after independence and at one time (1962-63), the capacity contribution from hydro schemes was equal to thermal schemes.
S: The first hydro generating unit in India was commissioned in Darjeeling (W.Bengal) in 1897.

The question below consists of a set of labelled sentences. These sentences, when properly sequenced form a coherent paragraph. Select the most logical order of sentences from among the options.

P: As a result, they are more able to live in harmony with themselves and with the world that surrounds them.
Q: Stabilizing meditation is catalogued as one of the hardest techniques of meditation because followers must keep their minds under total control for long period of time.
R: The benefits of this meditation, according to the followers, is that meditators can experience full understanding of their thoughts and ideas.
S: This consists of maintaining full attention to their role object focus.

In a period when an economy is facing price rise, and along with that there is slowing down of economy activities, this is case of _________.

Which of the following was a major industry in the Mughal period?