Physics General Science GK Objective Multiple Choice Questions with Answer online Test : Here you are going to get common physics general science (GK on physics) questions with answers. You get fully solved frequently asked objective questions on Physics (under General science GK). If you are searching where can I get general science gk questions on Physics with answers for competitive exams, interviews and entrance test, then this is where we provide you with free online tests for practice and preparation. Practicing these General Science physics GK question papers in online quiz mode will help you to improve your performance in actual Tests in any competitive exams like – rail, bank, ssc, psc, upsc, tet, etc. as these sample questions are taken from the question paper of these test.
Physics GK for Competitive Exams & Physics Quiz | General Knowledge Questions about Physics
Quiz: Who gave the theory of Relativity?
Ans: Albert Einstein.
Quiz: Rectifier is a device convert current in which manner?
Ans: A.C to D.C
Quiz: What is the SI unit of mass?
Ans: Kg
Quiz: What is charge inside any closed surface?
Ans: zero
Quiz: Which device use to regulate voltage?
Ans: Zener Diode
Quiz: Which instrument is used to measures the relative humidity of atmosphere?
Ans: Hygrometer
Quiz: The blue color of sky is due to?
Ans: scattering of light
Quiz: The unit of temperature in SI method?
Ans: Kelvin
Quiz: What does not change in medium speed, wavelength, frequency?
Ans: frequency
Quiz: What type of wave propagation use to get signal from Satellite?
Ans: space wave
Quiz: Which instrument measure the specific gravity?
Ans: Hydrometer
Quiz: Instrument is used to see small object?
Ans: Microscope
Quiz : Gravitational force is maximum at ?
Ans: poles.
Quiz: which force is greater gravitational or electrostatic?
Ans: electrostatic.
Quiz: What type of energy used to move a object?
Ans: kinetic energy
Quiz: Is acceleration is a vector quantity?
Ans: Yes.
Quiz: What is dimension of strain?
Ans: Strain is dimensionless .
Quiz: What is the SI unit of magnetic flux?
Ans: Weber
Quiz: Which among the following temperature scale is based upon absolute zero?
Ans: Kelvin
Quiz: Which of the following scientific discoveries was made by C.V Raman?
Ans: Inelastic scattering of light by molecules
Quiz: Which of the following units is the smallest in terms of length?
Ans: fermi
Quiz: Which of the following is true about the effect of altitude on the value of acceleration due to gravity?
Ans: The acceleration due to gravity decreases with height
Quiz: What is the time period for a satellite orbiting close to the surface of earth?
Ans: 84.6 minutes
Quiz: Which of these represent the Angular momentum of a satellite?
Ans: mvr
Quiz: What is the order of distance for Vander Wall forces to be active?
Ans: 10–9 metre
Quiz: What is the unit of Specific gravity?
Ans: No units
Quiz: The absorption of ink by blotting paper involves
Ans: capillary action phenomenon
Quiz: Nuclear sizes are expressed in a unit named
Ans: Fermi
Quiz: Light year is a unit of
Ans: distance
Quiz: What device is used by law enforcement agencies in lie detection test?
Ans: Polygraph
Quiz: What is the orbital speed of satellite near the earth?
Ans: v 2 = gr
Quiz: Newton third law of motion apply on ?
Ans: two different bodies.
Quiz: Candela is the SI unit of ?
Ans: Luminous intensity
Quiz: Mirage is due to
Ans: unequal heating of different parts of the atmosphere
Quiz: Light Emitting Diodes (LED) is used in fancy electronic devices such as toys emit
Ans: visible light
Quiz: Mercury is commonly used as a thermometric fluid rather than water because
Ans: mercury has greater visibility than water
Quiz: Light from the star, Alpha Centauri, which is nearest to the earth after the sun, reaches the earth in
Ans: 4.2 years
Quiz: Scalars are quantities that are described by _____________
Ans: Magnitude
Quiz: Vectors are the quantities that are described by _______________
Ans: magnitude & direction
Quiz: What is the metric unit of force?
Ans: Newton
Quiz: One horsepower is equivalent to approximately ______
Ans: 750 Watts
Quiz: Who in 1231 was the first to describe the science of optics?
Ans: Robert Grosseteste
Quiz: Who was burnt to death for suggesting that the sun might be an ordinary star?
Ans: Giordano Bruno
Quiz: Instrument is used to measure the depth of ocean?
Ans: Fathometer
Quiz: What is the the SI unit of Magnetic flux?
Ans: Weber
Quiz: What will the force of electrostatic when we increase the charges and distance between them by 2?
Ans : force will remain constant.
Quiz: Kinetic energy of photons depend on the intensity of light ? Yes or No
Ans: No. Kinetic energy of photons depends upon frequency and independent of intensity.
Quiz: Mass of photons?
Ans: zero
Basic Physics GK SSC, CGL, RRB, MCQ, TET, PCS
Quiz: The working principle of a washing machine is
Ans: centrifugation
Quiz: Nuclear sizes are expressed in a unit named
Ans: Fermi
Quiz: The speed of light will be minimum while passing through
Ans: glass
Quiz: Which of the following is not a vector quantity?
Ans: speed
Quiz: Mirage is an example of
Ans: Refraction of light & Total Internal Reflection of light
Quiz: Ball bearings are used in cycles, scooters etc to
Ans: Reduce the friction between the wheel and the axle
Quiz: To produce deflection in a television picture tube:
Ans: magnetic field is used
Quiz: Air pressure is usually highest when the air is
Ans: cool and moist
Quiz: Which one of the following has the highest value of specific heat ?
Ans: Water
Basic Physics GK Questions for SSC, CGL, RRB, MCQ, TET, PCS
Quiz: If electrical conductivity increases with the increase of temperature of a substance, then it is a:
Ans: Semiconductor
Quiz: A piece of ice is dropped in a vesel containing kerosene. When ice melts, the level of kerosene will
Ans: Fall
Quiz: A man presses more weight on earth at :
Ans: Standing Position
Quiz: Stars which appear single to the naked eye but are double when seen through a telescope are
Ans: binariesC
Quiz: Which one of the following is the unit of activity of a radioactive source?
Ans: Becquerrel
Quiz: Which one among the following radiations carries maximum energy?
Ans: gamma rays
Quiz: Who suggested that light is made up of packets of energy known as protons?
Ans: Albert Einstein
Quiz: Which Austrian physicist developed the philosophy that all knowledge is simply sensation?
Ans: Ernest Mach
Quiz: Who in 1939 suggested the name meson for middle-weight particles?
Ans: Homi J. Bhabha
Quiz: Who in 1643 was the first person to create vacuum above the liquid?
Ans: Evangelista Torricelli
Quiz: Write an example of second order of levers?
Ans: Lime squeezer
Basic Physics GK Questions for SSC, CGL, RRB, MCQ, TET, PCS
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