A car has an engine which delivers a constant power. It accelerates from rest at time t = 0, and at t = t0 its acceleration is a

Question

vaieri [72.5K]

3 years ago

9

A car has an engine which delivers a constant power. It accelerates from rest at time t = 0, and at t = t0 its acceleration is a

0. What is its acceleration at t = 2t0? Ignore energy loss due to friction. ...?

Physics

1 answer:

olga2289 [7] · Answer 1 · 2022-02-07T00:22:50+03:00

Here is the answer of the given problem above.
Use this formula: P = FV = ma*at = ma^2 t
Substitute the values, and therefore, we got m(a0)^2t = m(x)^2 (2t)
then, solve for x which is the acceleration at 2t.
The answer would be a0/sqrt(2).
Hope this answers your question. Thanks for posting.