Answer to Question #333332 in Mechanics | Relativity for sdsd

Mechanics | Relativity

Question #333332

The equation of motion:

r = -10i + 15t j + 5t2k

Q: (1)The average velocity from t=Is to t=2s

(2) The instantaneous velocity and acceleration at t=2s.

Expert's answer

"v=15j+10tk,"

"a=10k,"

"v(2)=15j+20k,"

"a(2)=10k."

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