Question 1.
The sudden fall of atmospheric pressure indicates
A. Fair weather
B. Storm
C. Rain
D. Cold weather
Ans: B. Storm
Question 2.
Why do birds not have respiratory trouble at the time of flying at high altitude ?
A. Their lungs are very large
B. They fly inactively
C. They have extra air sacs
D. They use less oxygen
Ans: C. They have extra air sacs
Question 3.
Reading of a barometer going down is an indication of
A. Storm
B. Rainfall
C. Snow
D. Intense heat
Ans: B. Rainfall
Question 4.
Why is it difficult to breathe at higher altitudes?
A. Due to low air pressure
B. Due to low temperature
C. Due to ozone
D. Due to high humidity
Ans: A. Due to low air pressure
Question 5.
When a barometer reading suddenly recedes, it indicates that climate–
A. Will be very warm
B. Will be extremely stormy
C. Will remain cold
D. Incessant rain for at least 48
Ans: B. Will be extremely stormy
Question 6.
Increased wind speed is accompanied by a reduced air __
A. Humidity
B. Pressure
C. Density
D. Aridity
Ans: B. Pressure
Question 7.
The Hydraulic Break works on the principle of __ .
A. Pascal’s Law
B. Boyle’s law
C. Coulomb’s law
D. Bernouli’s law
Ans: A. Pascal’s Law
Question 8.
Hydraulic brakes in automobile work on
A. Poiseuille’s principle
B. Pascal’s principle
C. Archimedes’ principle
D. Bernoulli’s principle
Ans: B. Pascal’s principle
Question 9.
When the barometer reading dips suddenly, it is an indication of
A. Hot weather
B. Calm weather
C. Storm
D. Dry weather
Ans: C. Storm
Question 10.
When a barometer is rising air pressure is
A. Increasing
B. Decreasing
C. Constant
D. Zero
Ans: A. Increasing
Question 11.
A vacuum cleaner works on the principle of pressure difference. On the moon it will
A. Work as efficiently as on the earth
B. Not work at all
C. Work with reduced efficiency
D. Work with increased efficiency
Ans: B. Not work at all
Question 12.
Hydraulic brakes work on the principle of
A. Thomson’s law
B. Newton’s law
C. Bernoulli’s theorem
D. Pascal’s law
Ans: D. Pascal’s law
Question 13.
A storm is predicted if atmospheric pressure
A. Rises suddenly
B. Rises gradually
C. Falls suddenly
D. Falls gradually
Ans: C. Falls suddenly
Question 14.
The pressure exerted by a 760 mm column of mercury at 0°C is known as
A. 1 pascal
B. 1 atmosphere
C. 1 bar
D. 1 poise
Ans: A. 1 pascal
Question 15.
Middle latitude cyclones are fueled by?
A. Air high in the atmosphere
B. Polar continental air masses
C. Energy from falling precipitation
D. All of the above
Ans: A. Air high in the atmosphere
Question 16.
What principle/law explains the working of the hydraulic brakes in automobiles ?
A. Bernoulli’s law
B. Posieulle’s principle
C. Pascal’s law
D. Archimedes’ principle
Ans: C. Pascal’s law
Question 17.
On which principle does the hydraulic lift works?
A. Newton’s law
B. Pascal’s law
C. Archimedes’s law
D. Joule’s law
Ans: B. Pascal’s law
Question 18.
If a barometric reading is falling, this usually indicates what
A. Increasing pressure
B. Decreasing pressure
C. No pressure
D. None
Ans: B. Decreasing pressure
Question 19.
Skating on ice is possible because
A. The surface of ice is smooth
B. Ice is cold
C. The pressure on the ice due to skate melts the ice by lowering its melting point forming a thin film of water
D. The pressure on the ice due to skate raises its melting point
Ans: C. The pressure on the ice due to skate melts the ice by lowering its melting point forming a thin film of water
Question 20.
Air moves from the region where the air __
A. Humidity is high to the region where the humidity is low
B. Pressure is low to the region where the pressure is high
C. Pressure is high to the region where the pressure is low
D. Humidity is low to the region where the humidity is high
Ans: C. Pressure is high to the region where the pressure is low
Physics GK MCQs all set
- Physics MCQs Set-1
- Physics MCQs Set-2
- Physics MCQs Set-3
- Physics MCQs Set-4
- Physics MCQs Set-5
- Physics MCQs Set-6
- Physics MCQs Set-7
- Physics MCQs Set-8
- Physics MCQs Set-9
- Physics MCQs Set-10
- Physics MCQs Set-11
- Physics MCQs Set-12
- Physics MCQs Set-13
- Physics MCQs Set-14
- Physics MCQs Set-15
- Physics MCQs Set-16
- Physics MCQs Set-17
- Physics MCQs Set-18
- Physics MCQs Set-19
- Physics MCQs Set-20
- Physics MCQs Set-21
- Physics MCQs Set-22
- Physics MCQs Set-23
- Physics MCQs Set-24
- Physics MCQs Set-25
- Physics MCQs Set-26
- Physics MCQs Set-27
- Physics MCQs Set-28
- Physics MCQs Set-29
- Physics MCQs Set-30
- Physics MCQs Set-31
- Physics MCQs Set-32
- Physics MCQs Set-33
- Physics MCQs Set-34
- Physics MCQs Set-35
- Physics MCQs Set-36
- Physics MCQs Set-37
- Physics MCQs Set-38
- Physics MCQs Set-39
- Physics MCQs Set-40
- Physics MCQs Set-41
- Physics MCQs Set-42
- Physics MCQs Set-43
- Physics MCQs Set-44
- Physics MCQs Set-45
- Physics MCQs Set-46
- Physics MCQs Set-47
- Physics MCQs Set-48
- Physics MCQs Set-49
- Physics MCQs Set-50
- Physics MCQs Set-51
- Physics MCQs Set-52
- Physics MCQs Set-53
- Physics MCQs Set-54
- Physics MCQs Set-55
- Physics MCQs Set-56
- Physics MCQs Set-57
- Physics MCQs Set-58
- Physics MCQs Set-59
- Physics MCQs Set-60
- Physics MCQs Set-61
- Physics MCQs Set-62
- Physics MCQs Set-63
- Physics MCQs Set-64
- Physics MCQs Set-65
- Physics MCQs Set-66
- Physics MCQs Set-67
- Physics MCQs Set-68
- Physics MCQs Set-69
- Physics MCQs Set-70
- Physics MCQs Set-71
- Physics MCQs Set-72
- Physics MCQs Set-73
- Physics MCQs Set-74
- Physics MCQs Set-75
- Physics MCQs Set-76
We hope the given MCQ Questions for Physics GK PDF Free Download will definitely yield fruitful results. If you have any queries related to Physics GK Multiple Choice Questions with Answers, drop your questions below and will get back to you in no time.