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Physics - EM Waves
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BPSC Prelims 2020 General 📅 14 Feb, 2021

The velocity of electromagnetic waves is

A
$3 \times 10^8 ms^{-1}$
B
$3 \times 10^7 ms^{-1}$
C
$3 \times 10^6 ms^{-1}$
D
$3 \times 10^5 ms^{-1}$
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BPSC Prelims
2020 • 14 Feb, 2021 • General
The velocity of electromagnetic waves is
Correct Answer
See Explanation
$3 \times 10^5 ms^{-1}$...
Ref/Book : The speed of electromagnetic waves (including light) in a vacuum is approximately $3 \times 10^8$ meters per second.
Ref. Subject निर्वात में विद्युत चुम्बकीय तरंगों (प्रकाश सहित) की गति लगभग $3 \times 10^8$ मीटर प्रति सेकंड होती
Chapter Science
Ref. Topic NCERT
Pg. No Physics
💡 Analysis & Explanation
Introduction ▼
$3 \times 10^5 ms^{-1}$
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