A. black
B. purple
C. green
D. no scientific reasoning available
In monochromatic red light a blue book will probably appear to be_________________? Read More »
Physical Optics, Physics Mcqs A. radio waves
B. ultraviolot rays
C. X-rays
D. sound waves
Which one of the following cannot be polarized ? Read More »
Physical Optics, Physics Mcqs A. vibration in all direction
B. vibration in two mutually perpendicular directions
C. vibration take place in a direction perpendicular to the direction of propagation of light
D. no vibration at all
In a plane polarized light _________________? Read More »
Physical Optics, Physics Mcqs A. 4 x 10-10 m
B. 2 x 10-10 m
C. 0.02×10-10m
D. 20×10-10m
A. 5000 nm
B. 5000A
C. 500m
D. 2000um
A. diffraction
B. reflection
C. polarization
D. scattering
The blue colour of the sky is due to___________________? Read More »
Physical Optics, Physics Mcqs A. bright fringes are wider than dark fringes
B. dark fringes are wider than bright fringe
C. both dark and bright fringes are of equal width
D. central fringes are brighter than the outer fringes
In an interference pattern______________________? Read More »
Physical Optics, Physics Mcqs A. alternate dark and bright fringes will be seen
B. coloured fringes will be seen
C. no interference fringes will be seen
D. impossible to predict
In Young double slit experiment, if white light is used____________________? Read More »
Physical Optics, Physics Mcqs A. polarization
B. constructive interference
C. destructive interference
D. diffraction
A. light form fluorescent tube
B. light form neon lamp
C. light form sodium lamp
D. light form simple lamp
Which one of the following is nearly monochromatic light ? Read More »
Physical Optics, Physics Mcqs