Question

The position of an object changes from r= (2i^+j^1) m to r' = (4j^ +3j^) m in 2 s. Find its average velocity.​

Answer 1

Answer:

Distance between two points =

(x

2

−x

1

)

2

+(y

2

−y

1

)

2

In this case ,displacement s=

(4−2)

2

+(3−1)

2

s=

2

2

+2

2

s=

8

s=2

2

Now, average velocity= displacement/time

v=

2

2

2

v=

2