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A braking force is applied to a 300kg motorcycle to reduce its speed to reduce its speed from 20.0m/s to 16.0m/s in 10.0s.a) find the change that has taken place in the momentum of the motorcycleb) the braking force.
Two hockey players are traveling at velocities of v1 = 11 m/s and v2 = -20 m/s when they undergo a head-on collision. What is the mass of the other player
A ball is thrown horizontally from a height of 19.8 m and hits the ground with a speed that is three times its initial speed
Gven the relationship between angular frequency and wave number derived from some wave equation, determine whether the system is dispersive or nondispersive
A large steam pipe is covered with 1.3-cm-thick insulating material of thermal conductivity 0.25 J/(s m °C). How much energy is lost every second
A top spins at 30 rev/s about an axis that makes an angle of 30 deg with the vertical. what is the precession rate
The membrane surrounding a living cell consists of an inner and an outer wall that are separated by a small space.
A potter's wheel, with a moment of inertia 36 kg*m2, is spinning freely at 40 rpm. The potter drops a lump of clay onto the wheel, what is the mass of the clay
What is walking speed if the speed drops. after an exciting but exhausting lecture, a physic lecture stretch out for a nap on a bed of nails, suffering no injury and only moderate discomfort. how is this possible.
During an experiment you determine the cat off wavelength of a cathod ray tube to be λ0. What are the stopping voltage(potential) and electron velocity in terms of λ0 for second experiment
If the image is virtual, what is the object location for which the magnitude of the image distance is one third the magnitude of the object distance
A child is walking along the sidewalk at a constant speed of 1 m/s while pulling his dog sitting in a wagon. what is the frictional force exerted by the wagon on the dog
Saturn makes one complete orbit of the Sun every 29.4 years. Calculate the radius of the orbit of Saturn
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