Jharkhand Polytechnic (PECE) Practice Questions - Jharkhand Polytechnic Entrance Competitive Examination (PECE) Exam

What is the approximate speed of light in a vacuum?

3 x 10^8 m/s 3 x 10^5 m/s 3 x 10^6 m/s 3 x 10^7 m/s

Correct Answer:

3 x 10^8 m/s

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