Top 550+ Solved General Science MCQ Questions Answer
Q. When light from some sources enters to the earth‘s atmosphere, it gets scattered. Whichamong the following is a reason behind scattering?
a. Various wavelengths of light
b. dust, smoke and gas molecules
c. atmospheric pressure
d. None of the above
Q. Which among the following is true about Total Internal Reflection?
a. A ray passing from rarer to denser medium and not able to pass to denser medium at an angle greater than critical angle
b. A ray passing from denser to rarer medium and not able to pass to rarer medium at an angle greater than critical angle
c. A ray passing from either denser to rarer medium or rarer to denser medium and not able to pass any medium at an angle smaller than critical angle
d. None of the above
Q. Which among the following principle is used by Bats?
a. RADAR (Radio Detective & Ranging
b. SONAR (Sound Navigation & Ranging
c. law of reflection
d. law of diffraction
Q. Which among the following is true regarding Sound Waves?
a. They are longitudinal waves and material medium is not required for their propagation
b. They are transverse waves and material medium is required for their propagation
c. They are longitudinal waves and material medium is required for their propagation
d. They are transverse waves and material medium is not required for their propagation
Q. Which among the following is true about conduction, convection and radiation mode oftransfer of heat?
a. A Medium is required for conduction but not required for convection and radiation
b. A medium is required for conduction, convection and radiation
c. A medium is required for conduction and convection but not required for radiation
d. A medium is not required for conduction and convectio, radiation
Q. The ideal fluid which is a hypothetical fluid should contain _______?
a. Zero Viscosity Only
b. Zero Compressibility Only
c. Zero Viscosity & Zero Compressibility
d. None of the above
Q. Which among the following defines cohesive force?
a. the force of attraction acting between the molecules of same material
b. the force of attraction acting between the molecules of different material
c. the force of attraction acting between the atoms of same material
d. None of the above
Q. Which of the following term denotes the internal reaction force per unit area developed asa result of applied external force ?
a. Stress
b. Friction
c. Moment of Inertia
d. tension
Q. What is the mean value of g at earth‘s surface?
a. 0.98 meter per second
b. 9.8 meter per second
c. 9.8 meter per second square
d. 0.98 meter per second square
Q. The value of acceleration due to gravity is __________?
a. Minimum at equator and maximum at poles
b. maximum at equator and minimum at poles
c. equal at poles and equator
d. None of the above
Q. Which among the following defines gravitational mass?
a. Ratio of weight of a body and acceleration due to gravity
b. Ratio of Acceleration due to gravity and weight of a body
c. matter contained in a body
d. None of the above
Q. The scientists have discovered that Milky Way is having two components, the disc and spherical. What may be the central object of Milky Way?
a. A Black Hole
b. A Neuron star
c. Vaccum
d. A Large Magellanic Cloud
Q. Which among the following kinds of glass is used generally in making of the Bullet proofscreens?
a. Pyrex glass
b. Jena glass
c. Reinforced Glass
d. Flint Glass
Q. Which among the following would be most commonly affected, if the filament of a electric Bulb is not uniform?
a. Light
b. Life
c. Resistance
d. None of the above