Question

A particle of mass 0.5 g is traveling in a circle of radius R = 1.5 m and with an angular
velocity of 10 rad/s. What is the tangential velocity of the particle?
(2)
2.3
If you are experiencing a force of 500N against your seatbelt as you turn a corner
(radius of the curve is 30m) in a car, how fast must you be traveling in your car if
the mass of your body is 80 kg?
(3)
2.4
A force of 300 N is used to stretch a horizontal spring with a 0.5 kg block attached to
it by 0.25 m. The block is released from rest and undergoes simple harmonic motion.
Calculate
2.4.1
Spring constant
(2)
2.4.2
Mechanical energy applied
(2)
2.4.3
Velocity when x = 15 cm
(3)

Answer 1

Answer:

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