(A) increase
(B) decrease
(C) change
(D) consistency
The answer is: (A) increase
Tag: physics mcqs
The presence of impurities ________ the freezing point of water.
(A) increases
(B) decreases
(C) accelerate
(D) do not have any effect on
The answer is: (B) decreases
The boiling point of alcohol is
(A) 71 °C
(B) 75 °C
(C) 79 °C
(D) 83 °C
The answer is: (C) 79 °C
If we add salt to the pure water, its boiling point will
(A) increase
(B) decrease
(C) remain same
(D) none of these
The answer is: (A) increase
An instrument used to measure gas pressure is called
(A) ammeter
(B) barometer
(C) galvanometer
(D) manometer
The answer is: (D) manometer
When vapors of a substance are cooled and changes into liquid, it is called
(A) conduction
(B) condensation
(C) convection
(D) evaporation
The answer is: (B) condensation
Which from the following is NOT a Renewable Energy?
(A) Geothermal
(B) Solar
(C) Nuclear
(D) Bio-fuels
The answer is: (C) Nuclear
Planets are kept in orbit by the?
(A) Attraction among the Planets
(B) Attraction among the Planets and the Sun
(C) Radiations from the Sun
(D) Gravitational pull of the Sun
The answer is: (D) Gravitational pull of the Sun
There are ________ planets in orbit around the Sun.
(A) 6
(B) 7
(C) 8
(D) 9
The answer is: (C) 8
The distance of Moon from the Earth is ________ km.
(A) 364,000
(B) 384,000
(C) 464,000
(D) 484,000
The answer is: (B) 384,000