The earth rotates every 24 hours. It has an average radius of 6371 km. Find the tangential velocity (m/s) felt on the equator. Due to the earths rotation, find the centripetal acceleration and centripetal force on a person that weighs 50kg living on the equator.

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Q: answer 4 & 5

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Q: 1. N Find the magnitude of the vector B = - 2.00f + 3.00ĵ – 4.00k.

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A: Here, we will answer each question individually, As you can see in the next step.

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Q: Given A = y 4a + a_and vectors B = 2a_ + 3a , find the scalar projection of A on B. %3D 2 Answer:

A: Given  A→=4ay→+az→B→=2ax→+3ay→ Scalar projection of A→ on B→ is given by, s=A→·B→B

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