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A truck travelling due north at 50 kn/hr turns west and travels at the same speed. What is the change in velocity?

A truck travelling due north at 50 kn/hr turns west and travels at the same speed. What is the change in velocity?

Grade:12

4 Answers

Sudheesh Singanamalla
114 Points
10 years ago

1813_16302_vctor.jpg

 

Please approve

vikas askiitian expert
509 Points
10 years ago

let   line joining east-west is x axis & north -south is y axis ...

initial velocity = 50j              (towards north)

final velocity = 50(-i)             (towards west)

change in velocity = initial - final = 50(i+j)

magnitude = 50root2 = 70.5

Abhijeet Kant
29 Points
10 years ago

50*sqrt(2) km*(hr^-2) towards south-west.

Saloni Rakholiya
104 Points
6 years ago
Why south west??

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