AKUEB Class 11 (HSSC-I) Physics Physical Optics MCQs & Practice Questions

Class 11 - Physics / Unit 9 - Physical Optics / 9.5 Bragg's Law / 9.5.3

Past Paper 2025MEDIUM

What is the path difference of two incident rays in the given figure?

d

2d

d\sin\theta

2d\sin\theta

Class 11 - Physics / Unit 9 - Physical Optics / 9.2 Interference of Light / 9.2.3

Past Paper 2025MEDIUM

All of the following are the conditions necessary for the interference of light EXCEPT that the

slits should be very thin and narrow.source of light should be monochromatic.amplitude of the light waves should be the same.light waves should travel in the opposite direction.

Class 11 - Physics / Unit 9 - Physical Optics / 9.3 Michelson's Interferometer / 9.3.1

Model Paper 2026EASY

Michelson's interferometer is PRIMARLY used to measure

velocity of lightamplitude of lightfrequency of lightwavelength of light

Class 11 - Physics / Unit 9 - Physical Optics / 9.2 Interference of Light / 9.2.5

Model Paper 2026MEDIUM

In Young's double slits experiment, the relation used to find the position of the dark fringes is (Note: All the symbols have their usual meaning.)

Y = (m + 1)\lambda L / d

Y = (m - 1)\lambda L / d

Y = (m + 1/2)\lambda L / d

Y = (m - 1/2)\lambda L / d

Class 11 - Physics / Unit 9 - Physical Optics / 9.1 Nature of Light / 9.1.3

Model Paper 2026EASY

According to Huygen's principle, light travels in the form of
I. photons
II. corpuscles
III. wavefronts

I onlyIII onlyI and IIII and III

Class 11 - Physics / Unit 9 - Physical Optics / 9.2 Interference of Light / 9.2.2

Model Paper 2026MEDIUM

Colours seen from an oil film on water depends on the following factors EXCEPT

angle of viewdensity of the oilindex of refractionthickness of the film

Class 11 - Physics / Unit 9 - Physical Optics / 9.6 Polarisation / 9.6.4

Model Paper 2026EASY

The optical media that is used to eliminate the glare of light produced by the road surface during driving is

sun screenconvex lensplane mirrorpolaroid glass

Class 11 - Physics / Unit 9 - Physical Optics / 9.6 Polarisation / 9.6.7

Model Paper 2026MEDIUM

Which of the following is NOT the application of polarisation of light?

Photographers use filters to reduce the glare in order to get clear picturesDrivers use sunglasses that diminish the brightness of headlights of a carAstronomers use lenses in telescopes to enlarge the image of celestial bodiesFishermen use eye-wear which decreases the reflection of light from the water

Class 11 - Physics / Unit 9 - Physical Optics / 9.6 Polarisation / 9.6.6

Model Paper 2026MEDIUM

If the analyser is rotated from $0°$ to $90°$ , then the transmitted intensity of polarised light will

decrease to zeroremain the samevary unpredictablyincrease to maximum

Physical Optics - Class 11 (HSSC-I) Physics