# IIT JEE / PMT Test Series : Module 6: +2 : Physics : EM Waves

Normal type of MCQ with one correct option The speed of electromagnetic waves in a vacuum is given by
(0 (0
Normal type of MCQ with one correct option In an electromagnetic wave traveling in air, the amplitude E0 and B0 of the electric and magnetic fields are related as (here c is the speed of the wave in air)
E0 = cB0
E0 = c2 B0
E0 = B0
Normal type of MCQ with one correct option If vx , vm and vr respectively are the speed of X-rays, microwaves and radio waves in air, then
vx > vm > vr
vx < vm < vr
vx = vm > vr
vx = vm = vr
Normal type of MCQ with one correct option When a plane electromagnetic wave travels in vacuum, the average electric energy density is given by (here E0 is the amplitude of the electric field of the wave)

A,B
B
C,D
A,C & D

Current
Product of current
Product of inductance and current
Product of inductance and change in current

1A
2A
4A
8A

A straight line
A parabola
A hyperbola
Exponential

Both A and R are true and R is correct explanation of A
Both A and R are true and R is not correct explanation of A
A is true, R is false
A is false, R is true

Description:

Brilliant Institute of Advance Studies, Chandigarh offers a complete test series for IIT JEE and PMT preparation for FREE at WiZiQ.com. This series constitutes 11 modules of each subjects +1 and +2 of all subjects Physics, Chemistry, Mathematics and Biology. The pattern of each test comprises all the types of objective questions of IIT JEE and AIPMT (MCQ with one or more correct option, Comprehension, Assertion-Reason, Match Matrix etc). This is the FREE Module test 6 of +2 Physics; the covered chapter is EM Waves. Keep checking for Exclusive Paid Test series for IIT JEE and AIPMT from us at a very nominal cost at WiZiQ.com Happy Learning; all the best!

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