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The position of a particle as a function of time is given by r⃗ =( 6.6...

The position of a particle as a function of time is given by r⃗ =( 6.6 i^+ 2.8 j^)t2m, where t is in seconds.

what is the particle's speed at t1 = 2.8 s ?

What is the particle's distance from the origin at t2 = 6.2 s ?
What is the particle's speed at t =0 s?

What is the particle's speed at t1 = 2.8 s ?

What is the particle's speed at t2 = 6.2 s ?

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Answer #1

Given:

* The position of the particle as a function of time (t) is given by,

The distance of the particle from the origin asa function of time is given by:

The particle velocity as a function of time will be:

The speed of the particle as a function of time will be:

The speed of the particle at the time is:

The distance of the particle from the origin at the time is:

The speed of the particle at the time is:

The speed of the particle at the time is:

The speed of the particle at the time is:

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