49. calculate the water pressure at the bot-
tom of the marianas trench is approxi-
mately 1,100 kpa. with how much force
would the water pressure at the bottom
of the marianas trench push on a fish
with a surface area of 0.50 m? ?

no. dot product   =0 when vecs at right angles

ok

explanation:

the tires are rotating at 0.434 rpmlinear speed=45 m/sdiameter=0.550 mradius=0.275 mnow v= rωω= v/rω=45/0.275ω=163.6 rad/sω=163.6 rad/s (1rev/2π rad) (60s/1m)ω=1563 rpm