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At t = 0, a 755 g mass at rest on the end of a horizontal spring (k = 124 N/m) is struck by a hammer, which gives it an initial speed of 2.73 m/s.
(a) Determine the period of the motion.
s
(b) Determine the frequency of the motion.
Hz
(c) Determine the amplitude.
m
(d) Determine the maximum acceleration.
m/s2
(e) Determine the position as a function of time.
( m ) sin[ ( rad/s)t ]
(f) Determine the total energy.
J
Assume that the net horizontal force is due to rolling friction only and take free-fall acceleration to be = 9.80 .What is the coefficient of rolling friction for the tire under low pressure.
What is the average induced emf in the coil in mV. If he is crossing a river where the current is 1.60 km/h, in what direction should his boat be headed if he wants to reach the point directly opposite his starting point.
The equations of force and motion objective questions.
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Five children are pushing on a snowball. Each is pushing with a force of 10.0 N. Each is pushing at an angle of 45° relative to his neighbor. What is the net push on the ball
A proton travels with a speed of 3.00 ? 106 m/s at an angle of 55.0° with the direction of a magnetic field of 0.520 T in the +y direction. determine the magnitude of the magnetic force on the proton
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