Biomechanics and Sports — practice questions

2 curated practice questions from Biomechanics and Sports (Physical Education Class 12, CBSE) — 2 easy. Every question includes the final answer free; step-by-step worked solutions with a free account.

• The earth is moving towards a fixed star with a velocity of 30 km s –1 . An observer on the earth observes a shift of…
• The spectral line for a given element of light received from a distant star is shifted towards longer wavelength side…

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