Homework Statement
There's a 75 kg passenger in an elevator
a. what is the passenger's apparent weight when acceleration is zero?
b. what is the passengers apparent weight when acceleration is positive?
c. what is the passengers apparent weight when acceleration is negative?
Homework...
Homework Statement
What is the drag force on a 1.6 m wide, 1.4 m high car traveling at 30 m/s (approx 65 mph)?
Homework Equations
drag force=.5*p*v^2*coefficient of drag*A
The Attempt at a Solution
density of air depends on temp but that's not given so I used a density of 1.2...