Question 1

In which year was the CIRUS reactor (second Indian reactor) established and what fuel did it use?

Accepted Answer

1960 — Natural Uranium

Question 2

Which device measures the distance traveled by a vehicle?

Accepted Answer

Odometer

Question 3

What is the unit of electric current?

Accepted Answer

Ampere

Question 4

What is the principle on which an Optical Pyrometer works?

Accepted Answer

Wien's radiation law

Question 5

In which medium is the speed of light minimum (among common transparent media)?

Accepted Answer

Glass

Question 6

India's first nuclear research reactor Apsara was established in which year?

Accepted Answer

1956

Question 7

Which instrument is used to measure atmospheric humidity?

Accepted Answer

Hygrometer

Question 8

Which of the following is NOT a unit of time?

Accepted Answer

Light year

Question 9

What is the correct conversion formula between all temperature scales?

Accepted Answer

C/5 = (F-32)/9 = R/4 = (K-273)/5

Question 10

What is the speed of light in water?

Accepted Answer

2.25 × 10⁸ m/s

Science One Liner Questions with Answers

Which instrument is used to measure atmospheric humidity?