प्रकाश तरंगें हैं - – McqOptions

MCQOPTIONS

1.	प्रकाश तरंगें हैं -
A.	विद्युत चुंबकीय तरंगें
B.	चुंबकीय तरंगे
C.	स्थिर वैद्युत तरंगे
D.	वैद्युत तरंगे
Answer» B. चुंबकीय तरंगे

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