Questions

An echo is returned in 3 s. What is the distance of the reflecting surface from the source, considering the speed of sound as 342 ms-1?

Who wrote the book, 'Indian Home Rule'?

Who devised the policy of Doctrine of Lapse?

Pakistan is located in which part of Asia?

The famous tennis player Steffi Graf belongs to which among the following countries?

A man has some hens and some cows. If the total number of heads of hens and cows together is 50 and the nunber of feet of hens and cows together is 142, then the number of cows is

In the following question, out of the four alternatives, select the word similar in meaning to the word given.
Pernicious

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'.

Early marriages only not leads to high-population (1)/ and thwart the progress of our young population, (2)/ they entail an enormous amount of trouble to young mothers. (3)/ No error (4)