Question

If a men is risk of 10 root under 3 m vertical height while walking 20m along the inclined path.at what angle is the path inclined with horizontal plane?

Answer 1

Step-by-step explanation:

Relative velocity v=

v

x

2

+v

y

2

=

3

2

+3

2

=3

2

=4.24 m/s

θ=tan

−1

v

x

v

y

=tan

−1

3

3

=45

o