Question

A body moves with a speed of 10 ms-' due East. After 10 minutes
5 ms-' due West. The change in the velocity of the body during this time i
SILVER PACKAGE
1.
a) 15 ms-
b) 5 ms-
Le problem change in the speed of the body is
c)-5 ms-1a body moves with a speed of 10 MS 12 is after 10 minutes its move its move with a speed V ms-1 due was that changes in the velocity of the body during this time interval is ​

Answer 1

Answer:

v

initial

=25

i

^

v

final

=25(

2

1

i

^

−

2

3

j

^

)

∴△

v

=25(−

2

1

i

^

−

2

3

j

^

)

θ=tan

−1

2

−1

2

−

3

⇒θ=60

0

and it is south of west.