Question

A truck 2m wide is running at a speed u=8m/s a man is at a distance of 4m(at that instant) . At what minimum speed the man should walk to avoid an accident.(Answer 1.6sqrt5)

Answer 1

yes

Answer 2

got it

Answer 3

tan theta=1/2

Answer 4

yes

Answer 5

then @ganeshie8

Answer 6

one sec leme think

Answer 7

can we take tantheta=1/2

Answer 8

nope, we don't know that yet

Answer 9

i was just comparing the triangle of 2,4

Answer 10

may be lets work it like this :