Download App

Wave Optics — Physics STD 12 Science — Question

Gujarat BoardEnglish MediumSTD 12 SciencePhysicsWave Optics1 Mark
MCQ
Assertion : The unpolarised light and polarised light can be distinguished from each other by using polaroid.
Reason : A polaroid is capable of producing plane polarised beams of light.
  • ✓
     If both assertion and reason are true and the reason is the correct explanation of the assertion.
  • B
     If both assertion and reason are true but reason is not the correct explanation of the assertion.
  • C
    If assertion is true but reason is false.
  • D
    If the assertion and reason both are false.
✓

Answer

Correct option: A.
 If both assertion and reason are true and the reason is the correct explanation of the assertion.
If both assertion and reason are true and the reason is the correct explanation of the assertion.

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "M.C.Q (1 Marks)" from Wave Optics→Wave Optics — all question types→Physics STD 12 Science question papers→Gujarat Board STD 12 Science question papers→Gujarat Board question paper generator→

Similar questions

A square frame of metallic wire is moving in a uniform magnetic field $(\vec{B})$ acting perpendicular to the paper inward as shown. $LP$  and  $QN$  are also metallic wires then find the potential difference between $L$ and $N$
→
If the energy in the first excited state in hydrogen atom is $23.8 \,eV$ then the potential energy of a hydrogen atom in the ground state can be assumed to be ....... $eV$
→
The resistance of a wire is $5 \Omega$. It's new resistance in ohm if stretched to $5$ times of it's original length will be :
→
A plane mirror produces a magnification of
→
What happens to the magnetic field at the centre of a circular current carrying coil if we double the radius of the coil keeping the current unchanged?
→
The magnetic moment (μ) of a revolving electron around the nucleus varies with principal quantum number n as
→
The cathode of a photoelectric cell is changed such that the work function changes from $W_1$ to $W_2$ ($W_2 > W_1$). If the current before and after change are $I_1$ and $I_2$, all other conditions remaining unchanged, then (assuming $h\nu > W_2$)
→
A charged particle is moved along a magnetic field line. The magnetic force on the particle is:
→
Huygen’s principle of secondary wavelets may be used to
→
Which of the following is deflected by electric field
→