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A spring with a spring constant 15.0 N/m hangs from the ceiling. A 300g ball is attached to the spring and allowed to come to rest. It is pulled down 6.0 cm and released.
A) What is the time constant if the ball's amplitude has decreased to 3.0cm after 30 oscillations?
B) What is the amplitude f oscillations after 2.0 minutes?
What should the charge (sign and magnitude) of a particle of mass 1.47g be for it to remain stationary when placed in a downward-directed electric field of magnitude 660 N/C.
Calculate approximately E at a distance of 40 m (large relative to the plate size) by assuming that the plate is a point charge.
How to Get a spreadsheet file from the get directory
The loaded cab of an elevator has a mass of 3.0 x10^3 kg and moves 171 m up the shaft in 23s at constant speed. At what average rate does the force from the cable do work on the cab.
What apparent free-fall acceleration is experienced by the managers remaining on the rim assume that the average mass for each inhabitant is 65kg.
Illustrate what is the angular velocity of the merry-go-round now? What if the people were on it initially and then jumped off in a radial direction (relative to the merry-go-round)?
their debt flotation costs are currently estimated to be 4% of the issue's value. GST's federal-plus -tax rate is 40%. Illustrate what is the dollar floatation cost on the new issue?
For the Atwood's machine, suppose the masses have an initial speed of v = 0.22 m/s and that m2 is moving upward. How high does m2 rise above its initial position before momentarily coming to rest, given that m1 = 3.5 kg and m2 = 3.1 kg.
slides 145m before coming to a halt. Illustrate what is the coefficient of friction between the skies and the snow?
A 69.00 kg person on skis is going down a hill sloped at 30° from the horizontal. The coefficient of friction between the skis and the snow is 0.20. What would be magnitude of the acceleration.
Expalin how many revolutions will the car have gone through when the magnitude of its total acceleration is 2.00 m/s^2?
What is the maximum speed with which a 1350kg car can round a turn of radius 71m on a flat road if coefficient of static friction between tires and road is 0.40.
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