Suppose a race car speeds along a curve with a constant tangential speed of 75.0 m/s. Neglecting the effects due to the banking of the curve, the centripetal acceleration on the car is 22.0 m/s2.What is the radius of the curve?

1
Suppose a race car speeds along a curve with a
constant tangential speed of 75.0 m/s. Neglecting
the effects due to the banking of the curve, the
centripetal acceleration on the car is 22.0
m/s2.What is the radius of the curve?
2
The largest tire ever made had a radius of 1.75
m. Suppose this tire underwent a centripetal
acceleration 0.83 m/s2. What would the velocity
be?
3
A 615 kg car completes one lap in 14.3 s around a
circular track w/ a radius of 50 m. Find the
linear speed of the car. Find the centripetal
acceleration. Find the magnitude of the force
that produces this Acceleration.
4
A 45 kg child riding a Ferris wheel has a
tangential speed of 8.5 m/s. What is the
centripetal acceleration of the child if the
distance from the child to the axis of the wheel
is 18 m. Find the magnitude of the Normal force
on the child at the top.
5
A motorcycle and its rider have a mass of 235 kg.
The motorcycle has a velocity of 25 m/s and moves
in a circular path with a radius 25 m. What is
the centripetal acceleration of the motorcycle?
What is the centripetal force acting on the
motorcycle (type of force value). What is the
coefficient of friction?
6
Spin Out If the ride has a radius of 2 m and
rotates once every 0.9 s, and the mass of the
rider is 40 kg. (a)what is the speed of the
rider? (b)What is the centripetal acceleration?
(c)What causes this acceleration? (d)When the
floor drops, what holds the rider up? (e) What is
µ, if the m 40 kg
7
A 2 kg object is attached to a 1.5 m long string
and swung in a vertical circle at a constant
speed of 12 m/s. What is the tension in the
string at the top of the circle? At the bottom?
8
Lets say you jumped up 0.5 m from the Earth.
Assuming you know nothing about Fg and only knew
of FG, then knowing the Earths mass (5.98 x 1024
kg) and the Earths radius (6.37 x 106 m), find
the acceleration you experience.
9
The magnitude of the gravitational force between
two rocks just before they collide (r 0.04 m)
is 5.2 102 N. If one rock has a mass of 200
kg, what is the mass of the other rock?
10
Deimos, a satellite of Mars, has an average
radius of 6.3 km. If the gravitational force
between Deimos and a 3.0 kg rock at its surface
is 2.5 102 N, what is the mass of Deimos?
11
Find the magnitude of the mutual gravitational
force between the Earth and the Moon. What is
the orbital velocity of the moon?