Questions

Who invented first working laser?

Who Invented the 3-D printer?

A circle and a square have same area. The ratio of the side of the square to the radius of the circle will be:

If one angle of a triangle is equal to half the sum of the other two equal angles, then the triangle is

Canberra is capital city of which country?

From the given alternative words, select the word which cannot be formed using the letters of the given word:

CARPENTER

In the following question, four words are given out of which one word is incorrectly spelt. Select the incorrectly spelt word.

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.
The kids were laughing at the old lady.