Questions

Two circles of same radius intersect each other at P and Q. If the length of the common chord is 30 cm and distance between the centres of the two circlesis 40 cm, then what is the radius (in cm) of the circles?

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.

Which one of the following statements is not correct?

Which is the political party started by Telugu film actor Chiranjeevi, who later merged it with the Indian National Congress?

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

Up a blind alley

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'.

Sometimes it appears as if they are deliberately (1)/ limiting their chances of survival in order (2)/ to observe some customary or taboo.(3)/ No error (4)

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. Ifa  sentence is free from error, select 'No Error'.

Buttressing the confidence in the economy (1)/ are the findings in the survey, which posits (2)/ an improvement in the infrastructure sectors.(3)/ No error. (4)

The _________ of a firm is a relationship between inputs used and output produced by the firm.