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In 1.6 min, a car moving at constant speed travels halfwayaround a circular track that has a diameter of 1.7 km.
(a) What is the car's angular speed?
(b) What is the car's tangential speed?
Unless otherwise stated, all objects are located near the Earth's surface, where = 9.8. Calculate the upward force on the puck in both situations
The amplitude of a lightly damped oscillator decreases by 2.8% during each cycle. What percentage of the mechanical energy of the oscillator is lost in each cycle?
A container of volume 0.56 m3 contains 3.3 mol of argon gas at 30°C. Assuming that argon behaves as an ideal gas, find the total internal energy of this gas.
A shuffleboard disk is accelerated to the speed of 6.1 m/s and released. If the coefficient of kinetic friction between disk and the concrete court is 0.30, how far does the disk go before it comes to a stop? The courts are 14.5m long.
A projectile is fired with muzzle speed 150m/s, Where does the projectile hit the ground with what speed
a rotating merry-go-round is essentially a disk with mass of 250 kg an radius of 2.5m, Determine the final angular speed of the merry-go-round/son combination
A 57-kg water skier is being pulled by a nylon tow rope that is attached to a boat. The unstretched length of the rope is 11 m, What is the change in the length of the rope when the skier has an acceleration whose magnitude is 0.90 m/s2
If, instead, the gold is drawn out into a cylindrical fiber of radius 1.5µm, what is the length of fiber.
The North Star (Polaris) is a distance 431 ly away and radiates energy in the form of light at a rate of 8.6 x 1029 W. What is the intensity of this light at the Earth
An archer, about to shoot an arrow, is applying a force of +320 N to a drawn bowstring. What is the displacement of the bowstring
A simple harmonic oscillator consists of a block of mass 1.70 kg attached to a spring of spring constant 144 N/m. What is the amplitude of the oscillations
Together, two students exert a force of 640 N in pushing a car a distance of 30 m. How much work do the students do on the car
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