General Awareness Quiz – Physics
General Awareness Quiz Set 87 for SSC CGL, SSC CHSL and Railways exams. Physics Quiz for SSC CGL, SSC CHSL, Railways etc.
Topic: General Science- Physics
- The wave theory of light can explain
(A) compton effect
(B) photoelectric effect
(C) black body spectrum
(D) interference of light
- 1 amu is equivalent to
(A) 1 eV
(B) 931 eV
(C) 931 KeV
(D) 931 MeV
- A metal-semiconductor junction diode is called _______
(A) Schottky diode
(B) Photo diode
(C) Tunnel diode
(D) P-N Juction diode
- In a magnetic field, the direction of motion of a current carrying conductor is given by
(A) Maxwell’s right hand rule
(B) Lenz’s rule
(C) Flemings left hand rule
(D) Kirchoff’s law
- Sound waves do not show the phenomenon of
(A) refraction
(B) interference
(C) diffraction
(D) polarisation
- The alluminating powers of two sources are compared by
(A) a spectrometer
(B) a photometer
(C) a polarimeter
(D) a fluxmeter
- The refractive index of a transparent medium is maximum for
(A) red light
(B) violet light
(C) yellow light
(D) green light
- Which of the following characteristics of light remains unchanged when light travels from vaccum enters water
(A) speed
(B) amplitude
(C) frequency
(D) wavelength
- The lift of an aeroplane is caused by
(A) Law of gravitation
(B) Theorem of continuity
(C) Pascal’s law
(D) Bernoulli’s theorem
- The velocity of falling rain drops attains a terminal value because of
(A) surface tension
(B) air current
(C) upward thrust due to air
(D) viscous force exerted by air