Light MCQ question and answer with solution | Physics Gk MCQs

A. It is of the same size as the subject

B. It is laterally inverted

C. It is real image

D. It is formed as far behind the mirror as the object is in front

A. Violet and Red

B. Blue and Green

C. Yellow and Orange

D. Red and Orange

A. The longest wavelength of light visible to human eye is about 700 nm

B. The shortest wavelength of light visible to human eye is about 400 nm

C. The wavelength of gamma rays is longer than that of X-rays

D. The ability of a telescope to form separable images of close objects is called its resolving power

A. Colour spread

B. Rainbow

C. Colour image

D. Spectrum

A. Like wave

B. Like particle

C. Like both of wave and particle

D. Lik eneither of wave nor of particle

A. refraction of light

B. radiation

C. reflection of light

D. scattering of light

A. Interference of light

B. Diffraction of light

C. Polarization of light

D. Total internal reflection of light

A. concave

B. convex

C. plane

D. cylindrical

A. 0°

B. 45°

C. 90°

D. 135°

A. Mirage is an optical illusion arising due to total internal reflection of light

B. Concave mirrors are used in searchlights

C. In summer, white or light coloured clothes are preferred to dark coloured clothes generally

D. Convex mirror with a small aperture is used by doctors to examine, ear, nose or throat of apatient