Q87: UKPSC Prelims 2021 GS-I | Light travels at a maximum speed in:… | UnlockIAS | UnlockIAS

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State PSC PYQ
UKPSC
Prelims
2021
Q87

UKPSC Prelims 2021GS-IQ. 87 of 249

Q. 871 markMedium

UKPSC Prelims 2021·GS-I

Light travels at a maximum speed in:

(a)Air

(b)Water

(c)Vacuum

(d)None of these

Q87 Back to 2021 Prelims Q88

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