Question

Write the following vector using polar coordinates (-500 I) m/s

A). (500m/s , 180 degrees)
B). (500m/s, 0 degrees)
C). (500m/s, 90 degrees)
D). 500m/s 270 degrees

Please show the work, thank you in advance.

Answer 1

Explanation:

Solution



Verified by Toppr

x=5t2+18t(1)v=dtdx=10t+18

att=2s,v=10×2+18=38m/s

(2)Average,velocity=timedisplacementatt=2,x=5(2)2+18×2=56mt=3,x=5(3)2+18×3=99mAveragevelocity=3−299−56=43 m/s

Answer 2

Answer:

B). (500m/s, 0 degrees)