Download App

Wave Optics — Physics STD 12 Science — Question

Rajasthan BoardEnglish MediumSTD 12 SciencePhysicsWave Optics1 Mark
MCQ
The fringe width in interference of light due to two coherent sources is :
  • ✓
    proportional to wavelength
  • B
    inversely proportional to wavelength
  • C
    proportional to square of wavelength
  • D
    inversely proportional to square of wavelength
✓

Answer

Correct option: A.
proportional to wavelength
A

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→Rajasthan Board STD 12 Science question papers→Rajasthan Board question paper generator→

Similar questions

A vessel $A$ baa volume $V$ and a vessel $B$ has volume $2V.$ Both contain some water which has a constant volume. The pressure in the space above water is $p_a$ for veesel $A$ and $p_b$ for vessel $B.$
→
The pole pieces of the magnet used in a pivoted coil galvanometer are(a) Plane surfaces of a bar magnet(b) Plane surfaces of a horse-shoe magnet(c) Cylindrical surfaces of a bar magnet(d) Cylindrical surfaces of a horse-shoe magnet
 
 
 
 
→
A beam of electrons and protons move parallel to each other in the same direction, then they(a) Attract each other(b) Repel each other(c) No relation  (d) Neither attract nor repel
   
   
→
The fine structure of hydrogen spectrum can be explained by:
→
When electron beam passes through an electric field, they gain kinetic energy. If the same beam passes through magnetic field, then(a) Their energy increases(b) Their momentum increases (c) Their potential energy increases(d) Energy and momentum both remains unchanged
 
 
 
 
→
Two equally charged spheres attract each other. Now if they touch each other then they will _____?
→
Resistance of capacitor for high frequency is:
→
If a coil made of conducting wires is rotated between poles pieces of the permanent magnet. The motion will generate a current and this device is called(a) An electric motor(b) An electric generator(c) An electromagnet (d) All of above
   
   
→
$A$ particle of charge $q$ and mass $m$ is moving along the $x -$axis with a velocity $v$ and enters a region of electric field $E$ and magnetic field $B$ as shown in figure below for which figure the net force on the charge may be zero
→
The self$-$induced $\text{e.m.f.}$ in a $0.1 H$ coil when the current in it is changing at the rate of $200$ ampere/second  is
→