1
KCET 2022
MCQ (Single Correct Answer)
+1
-0
Which of the following radiations of electromagnetic waves has the highest wavelength ?
2
KCET 2021
MCQ (Single Correct Answer)
+1
-0
Suppose that the electric field amplitude of electromagnetic wave is $$E_0=120 \mathrm{~NC}^{-1}$$ and its frequency $$f=50 \mathrm{~MHz}$$. Then, which of the following value is incorrectly computed?
3
KCET 2021
MCQ (Single Correct Answer)
+1
-0
The source of electromagnetic wave can be a charge
4
KCET 2020
MCQ (Single Correct Answer)
+1
-0
A light beam of intensity $$20 \mathrm{~W} / \mathrm{cm}^2$$ is incident normally on a perfectly reflecting surface of sides $$25 \mathrm{~cm} \times 15 \mathrm{~cm}$$. The momentum imparted to the surface by the light per second is
Questions Asked from Electromagnetic Waves (MCQ (Single Correct Answer))
Number in Brackets after Paper Indicates No. of Questions
KCET Subjects
Physics
Mechanics
Units & Measurement and Dimensions Vector Algebra Motion in a Straight Line Motion in a Plane Laws of Motion Circular Motion Work, Energy and Power Center of Mass and Collision Rotational Motion Gravitation Simple Harmonic Motion Fluid Mechanics Elasticity Waves Heat and Thermodynamics
Optics
Electromagnetism
Electrostatics Current Electricity Capacitor Moving Charges and Magnetism Magnetism and Matter Electromagnetic Induction Alternating Current Electromagnetic Waves
Modern Physics
Chemistry
Physical Chemistry
Some Basic Concepts of Chemistry Atomic Structure States of Matter Thermodynamics Chemical Equilibrium Ionic Equilibrium Liquid Solution Redox Reactions Surface Chemistry Solid State Electrochemistry Chemical Kinetics Nuclear Chemistry
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