Published 04 Apr, 2020

All of Mechanics with Basic Physics Concepts GK Quiz

by Nitroquiz Official | GK Quiz

Physics is a broad subject with a number of logical branches and sub-routines. This general knowledge quiz primarily focuses on mechanics and a few other areas that require some real dedicated preparation. These questions have been prepared to help you have a deep insight into the topic. There are questions with some twists and turns that force you to think deeply right before you choose an answer.

Take this quiz and challenge yourself. Make sure to check your scores at the end.

1. Which of the following devices is used to measure the distance traveled by a wheeled vehicle?
A. Speedometer
B. Odometer
C. Accelerometer
D. Fuel Meter
2. A device that is precise and accurate enough to be used as a portable time standard generally used for determining longitude is called?
A. Chronometer
B. Clock
C. Atomic Clock
D. Wrist Watch
3. Astronauts feel weightless in space because?
A. There's no gravity
B. They are in a free fall state
C. They have been trained
D. Some kind of force
4. A stone is thrown upwards, which of the following physical properties remain constant?
A. Velocity
B. Acceleration
C. Momentum
D. Mass
5. The astronomer who first put forth the Heliocentric model of the solar system was?
A. Issac Newton
B. Galileo
C. Nicolaus Copernicus
D. Johannes Kepler
6. Which fundamental law of the universe states that " the total energy of an isolated system remains constant"?
A. Law of conservation of Mass
B. Law of conservation of Energy
C. Law of conservation of Momentum
D. Law of conservation of Charge
7. A unit of distance defined as the distance traveled by light in a year is termed as?
A. Astronomical Unit
B. Light Second
C. Light Year
D. Light Far
8. As per Newton's second law, the rate of change of momentum is directly proportional to the?
A. Acceleration
B. Applied force
C. Velocity
D. Volume
9. An element with exactly 2 electrons, 2 protons, and 2 neutrons will have a mass number that is?
A. 2u
B. 4u
C. 6u
D. 8u
10. The time taken by a simple pendulum to finish one full oscillation is called?
A. Time Period
B. Timeline
C. Time Table
D. Time Constant
11. The time period of a simple pendulum does not depend on?
A. Length of the thread
B. Acceleration due to gravity
C. Mass of the bob
D. Temperature
12. The minimum speed needed for a free, non-propelled object to escape from the gravitational influence of a massive body is known as?
A. Unbinding Velocity
B. Critical Velocity
C. Limiting Velocity
D. Escape Velocity
13. The numerical value of the escape velocity here on earth is?
A. 20 km/s
B. 11.186 km/s
C. 1 km/s
D. 50 km/s
14. A coin and a leaf are dropped from a height in a vacuum chamber, which one is most likely to happen?
A. Coin touches the ground first
B. Leaf touches the ground first
C. Both touch the ground together
D. Both will just float
15. The average distance between the Sun and the Earth is?
A. 820 million km
B. 100 million km
C. 149.63 million km
D. 85 million km
16. A unit of distance, defined as the average distance between the Sun and the Earth is known as?
A. Light Year
B. Parsec
C. Astronomical Unit
D. Kilometer
17. What happens to the time period of a simple pendulum when the length of the thread increases?
A. Time period increases
B. Time period decreases
C. Time period does not change
D. Time period becomes infinite
18. Why does a needle float on water but not in an alcohol?
A. Due to low relative density of Iron
B. Due to buoyant force
C. Due to surface tension
D. Due to gravitational attraction
19. Which of the following is the largest unit for measuring distance?
A. Astronomical Unit
B. Light Year
C. Kilometer
D. Parsec
20. The SI unit of power is?
A. Joule
B. Watt
C. Calorie
D. Horse Power
21. How many watts are there in a Horse Power?
A. 100 watt
B. 200 watt
C. 560 watt
D. 746 watt
22. How many kilojoules are there in a kilowatt-hour of energy?
A. 1024 Joules
B. 746 Joules
C. 100 Joules
D. 3600 Joules
23. The phenomenon by which a body has the same rotational period as its orbital period around a partner is called?
A. Gravitational Binding
B. Gravitational Bridge
C. Tidal Locking
D. Centrifugal Connect
24. Why do we see only one surface of the moon?
A. Moon is far away from Earth
B. Moon has a weaker gravity
C. Moon is tidally locked with Earth
D. Moon is smaller in size
25. How long does it take for the moon to complete one revolution around the earth?
A. 15 days
B. 31 days
C. 27.32 days
D. 365 days
26. How much time does it take for the moon to complete one rotation on its axis?
A. 15 days
B. 31 days
C. 27.32 days
D. 365 days
27. The point in the orbit of a planet, asteroid or a comet that is nearest to the sun is known as
A. Epicenter
B. Perihelion
C. Aphelion
D. Focus
28. The point in the orbit of a planet, asteroid or a comet that is farthest to the sun is known as
A. Aphelion
B. Perihelion
C. Focus
D. Epicenter
29. The shortest distance between Earth and the moon (at perigee) is?
A. 363,104 km
B. 100,000 km
C. 25,000 km
D. 500,000 km
30. The maximum distance between Earth and the moon (at apogee) is?
A. 363,104 km
B. 405,696 km
C. 25,000 km
D. 500,000 km
31. Which of the following units is best suited for measuring wavelengths?
A. Micrometer
B. Meter
C. Angstrom
D. Millimeter
32. Which of the following units can also be used to denote the pressure of 1 Pa?
A. 1 Newton Per Sq Meters
B. 1 Joule Per Second
C. 1 Newton Per Meter
D. 1 Newton
33. The rate of change of velocity of an object is known as?
A. Momentum
B. Force
C. Acceleration
D. Impulse
34. The rate of change of displacement of an object is known as?
A. Velocity
B. Acceleration
C. Momentum
D. Distance
35. Which of the following instruments is used to measure the flow of electric current?
A. Voltmeter
B. Ammeter
C. Micrometer
D. Speedometer
36. Which of the following units is used to measure the intensity of sound?
A. Decimeter
B. Hertz
C. Decibel
D. Bell
37. Which of the following instruments is used to measure the wind speed?
A. Anemometer
B. Rain Gauge
C. Weather Balloon
D. Speedometer
38. The SI unit of luminous intensity is?
A. Kelvin
B. Flux
C. Candela
D. Flash
39. Is it possible for a body to have a non-zero acceleration even when it is at rest?
A. Yes
B. No
C. Sometimes
D. Only when acceleration is low
40. The maximum possible speed an object in the universe can attain is exactly equal to
A. 100,000 km/s
B. The Speed of Light in Vacuum
C. 20,000 km/s
D. 11.2km/s
41. The SI unit of amount of substance, a fundamental quantity is
A. Mach Number
B. Kilogram
C. Kelvin
D. Mole
42. The SI unit of work is?
A. Kelvin
B. Joule
C. Watt
D. Volt
43. What will happen to a ball dropped from a satellite moving around the earth?
A. Falls down to earth
B. Keeps revolving with the satellite
C. Disappears
D. Pulled towards the sun
44. The density of the seawater in comparison to that of distilled water is
A. Less
B. More
C. Same
D. Miniscule
45. The lowest region of the atmosphere that extends from the earth's surface to a height of about 6–10 km and where all the clouds live is known as?
A. Ionosphere
B. Thermosphere
C. Troposphere
D. Mesosphere
46. The SI unit of the angle measure defined as the length of an arc of a unit circle is called
A. Minute
B. Radian
C. Steradian
D. Arcsecond
47. Which of the following devices convert electrical energy into mechanical energy?
A. Generator
B. Battery
C. Motor
D. Invertor
48. Which of the following devices convert mechanical energy into electrical energy?
A. Generator
B. Transformer
C. Motor
D. Invertor
49. Which of the following instruments convert electrical energy into sound energy?
A. Speaker
B. Microphone
C. Generator
D. Invertor
50. Which of the following devices convert sound energy into electrical energy?
A. Speaker
B. Microphone
C. Light Bulb
D. Solar Cell
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