MPSC PYQScienceLightenglish

2) a) medium is not required for propagation of light waves. (b) Light travels fastest in vacuum. Answer Options: 1) a correct, b incorrect 2) b correct, a incorrect 3) a and b correct 4) a and b incorrect

A.(a) correct, b incorrect
B.(b) correct, a incorrect
C.(a) and b correct
D.(a) and b incorrect

Correct answer: C

Source paper

Science: Light

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