SPSC Lecturer Physics Past Paper MCQs with Answers for lecturer test preparation online.
SPSC Lecturer Physics Past Paper MCQs
If vector field A = (x+3y)i + (y-2z)j + (x+mz)k is solenoidal, then the value of m is:
A) 2
B) 3
C) -2
D) 0
The parameters that Kepler’s Law of period relates to?
A) The semi-minor axis and the time period
B) Eccentricity and the time period
C) The planet’s area of sweep and the time period
D) the semi-major axis and the time period
What happens when the stress applied to the body is increased beyond the maximum value and is removed after sometime?
A) The body will come back to its original position
B) The body will oppose the stress
C) The body becomes hot
D) The body cannot return to its original position
Which of the following is a four-level laser?
A) ND: YAG
B) Ruby laser
C) He-Ne laser
D) Semiconductor laser
A physical system undergoing forced vibration is called:
A) Free harmonic oscillation
B) Frequency harmonic oscillation
C) Driven harmonic oscillator
D) None of these
What is the effect of increasing the number of slits on the intensity of the Central maxima of diffraction pattern of a diffraction grating?
A) Intensity of central maxima will decrease
B) Intensity of central maxima will increase
C) There will not be any effect
D) Diffraction pattern will disappear
x—>Ni68/25+y Identify the missing nuclide in gamma decay.
A) O17/8
B) Po215/84
C) Fe55/22
D) Ni65/28
Einstein’s photoelectric equation is:
A) 1 / 2 m v2max = hν
B) hv = 2hv
C) hv=hve+(1 / 2 m v2) max
D) hv = hve/2
A vector field with a vanishing curl is called as:
A) Solenoidal
B) Irrotational
C) Rotational
D) Cycloldal
FCC lattice is the reciprocal lattice of the
A) BCC lattice
B) SC Lattice
C) HCP lattice
D) Both B and C
