Physics Objective Questions - 1

Question: 1

The maximum temperature the human skin can tolerate without getting blisters is

(A) 40°C

(B) 60°C

(C) 80°C

(D) 100°C

Question: 2

Heavy water is

(A) Deuterium oxide 

(B) Tritium oxide

(C) Rain water

(D) Water at- 4°C

Question: 3

Which of the following vitamins is consider to be a hormone?

(A) A

(B) B

(C) C

(D) D

Question: 4

Which of the following is the fastest storing input/output device in a computer?

(A) Magnetic floppy disc

(B) Visual display unit

(C) Teletype writer

(D) None of these 

Question: 5

Brass gets discoloured in air because of the presence of which of the following gases in air?

(A) Oxygen

(B) Hydrogen sulphide

(C) Carbon dioxide

(D) Nitrogen