Download App

Wave Optics — Physics STD 12 Science — Question

Rajasthan BoardEnglish MediumSTD 12 SciencePhysicsWave Optics1 Mark
MCQ
The wavefront due to point source at a finite distance from the source is :
  • ✓
    Spherical
  • B
    Cylindrical
  • C
    Plane
  • D
    Circular
✓

Answer

Correct option: A.
Spherical
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

For an isotropic medium $B, m, H$ and $M$ are related as $($where $B, \mu_0, H$  and $M$ have their usual meaning in the context of magnetic material
→
When we see an object, the image formed on the retina is:
→
In Heinrich Hertz’s experiment on the production of electromagnetic waves by means of spark discharge, it was observed that high voltage sparks across the detector loop were _____ when the emitter plate was illuminated by _____ light?
→
Atomic radius of $fcc$ is
→
The primary winding of a transformer has 100 turns and its secondary winding has 200 turns. The primary is connected to an ac supply of 120 V and the current flowing in it is 10 A. The voltage and the current in the secondary are(a) 240 V, 5 A(b) 240 V, 10 A(c) 60 V, 20 A(d) 120 V, 20 A
       
→
The energy gap in case of which of the following is less than 3eV?
→
What is the angle between the electric dipole moment $\vec{p}$ and the electric field strength $\vec{E}$ when the dipole is in a stable equilibrium ?
→
The binding energy per nucleon is maximum in the case of
→
Which of the following statement is not correct(a) Photographic plates are sensitive to infrared rays(b) Photographic plates are sensitive to ultraviolet rays(c) Infra-red rays are invisible but can cast shadows like visible light(d) Infrared photons have more energy than photons of visible light
 
 
 
 
→
Which one of the following nuclear reactions is a source of energy in the sun
→