Download App

Electromagnetic Waves — Physics STD 12 Science — Question

Rajasthan BoardEnglish MediumSTD 12 SciencePhysicsElectromagnetic Waves1 Mark
Question
Electromagnetic waves
✓

Answer

(a)Follow the principle of superposition

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 Electromagnetic Waves→Electromagnetic Waves — all question types→Physics STD 12 Science question papers→Rajasthan Board STD 12 Science question papers→Rajasthan Board question paper generator→

Similar questions

A charge $(-q)$ and another charge $(+Q)$ are kept at two points $A$ and $B$ respectively. Keeping the charge $(+Q)$ fixed at $B,$ the charge $(-q)$ at $A$ is moved to another point $C$ such that $\text{ABC}$ forms an equilateral triangle of side $l.$ The net work done in moving the charge $(-q)$ is
→
Which of the following theories is the most satisfactory about the origin of the universe (a) Big Bang theory (b) Pulsating theory(c) Steady state theory (d)  None of these
       
→
The experiment required to demonstrate the electromagnetic induction was performed by :
→
A metal rod moves at a constant velocity in a direction perpendicular to its length. A constant uniform magnetic field exists in space in a direction perpendicular to the rod as well its velocity. Select correct statements (s) from the following.
→
A glass lens is placed in a medium in which it is found to behave like a glass plate. Refractive index of the medium will be(a) Greater than the refractive index of glass(b) Smaller than the refractive index of glass(c) Equal to refractive index of glass(d) No case will be possible from above 
 
 
 
 
→
In determining the temperature of a distant star, one makes use of (a) Kirchhoff's law(b) Stefan's law(c) Wien's displacement law(d) None of these
   
   
→
A convex lens of focal length $12 \ cm$ is made of glass of $\mu = \frac{3}{2}$. What will be its focal length when immersed in liquid of $\mu = \frac{5}{4}$ 
→
The critical angle for diamond (refractive index = 2) is(a) About 20°(b) 60°(c) 45°      (d) 30°
       
→
The free electron density is more in .....:
→
In Young’s experiment, the distance between slits is 0.28 mm and distance between slits and screen is 1.4 m. Distance between central bright fringe and third bright fringe is 0.9 cm. What is the wavelength of used light (a) 5000 Å(b) 6000 Å(c) 7000 Å(d) 9000 Å
       
→