Mechanics | Relativity Answers

An aeroplane flies due east along the equator with a speed of 300 ms−1. Determine the
magnitude and direction of the Coriolis acceleration

What is the effective weight of a person of mass 60 kg carried vertically up in a
rocket with an acceleration of 2g? Draw a properly labelled free-body diagram

A football coach starts at the 10-yard line and walks to the 40-yard line. He turns around and walks to the 0 yard line. He turns once more and walks back to the 50 yard line. He turns around once more and walks back to the 25 yard line. In the next two minutes Thus completing his 10 minutes of pacing. The coaches average velocity is ____.

What is the direction of centripetal force when particle is following a circular path?

If we hit a ball to against the wall, it bounces back, obeying Newton third law , however when we hit the wall with MUD i t doesn't bounce.
a) WHY
b) Are there any rules under which Newton third law of motion will be obeyed?

a soft rope that weight 2.0 pounds is stretched by the force of 150 lbs a wave is started down the rope by plucking it. what is the speed of the wave in m/s

A satellite of mass 2500 kg is orbiting the Earth i
n an elliptical orbit. At the farthest point
from the Earth, its altitude is 3600 km, while at t
he nearest point, it is 1100 km. Calculate
the energy and angular momentum of the satellite an
d its speed at the aphelion and
perihelion.

A passenger jet flies from one airport to another 1,193 miles away in 2.4 h. Find its average speed.

Two 25.0 N weights are suspended at opposite end of a rope that passes over a light, frictionless pulley. The pulley is attached to a chain that goes to the ceiling.
A. What is the tension in the rope?
b. What is the tension in the chain?

A rope extend from pt B (2,0,4) ft. Through a metal loop attach to a wall at point A (6,7,0) ft. to point C (12,0,6) ft. The rope exerts forces Fab and Fac on the loop at A. If Fab = Fac = 200lbs, determine the resultant force exerted on the loop by the rope.