Questions

Name the type of mirror used in the headlight of vehicles

The instrument used to determine the rotation speed of a shaft is called

What is the duration of the world’s shortest X–ray laser has been successfully created by the scientists?

According to the distance of planets from the Sun, which of the following order is correct?

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’.

One of the hazard of swimming (1)/ in the ocean is an unexpected (2)/ encounter with a jellyfish. (3)/ No error (4)

Acid Rain has pH value of

Which of the following is used for disinfecting drinking water?

Find the odd word/letters/number pair from the given alternatives.