Light MCQ question and answer with solution | Physics Gk MCQs

A. Total internal reflection

B. High refractive index of diamond

C. Dispersion

D. Low refractive index of diamond

A. +2 D

B. +0.02 D

C. -0.5 D

D. +0.5 D

A. red light

B. violet light

C. green light

D. yellow light

A. Twinkling effect of stars

B. Mirages

C. Lateral inversion

D. Bending of light while passing through a medium

A. Pyrex glass

B. Flint glass

C. Crooks glass

D. Crystal glass

A. White

B. Black

C. Maroon

D. Blue

A. Glass

B. Vacuum

C. Water

D. Air

A. About 4 min

B. About 8 min

C. About 24 min

D. About 24 h

A. Twinkling of stars at night

B. Sun appearing higher in the sky than it is actually

C. Sun becoming visible two or three minutes before actual sunrise

D. Sun appearing red at sunset

A. Orange

B. Green

C. Violet

D. Blue