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To protect their young in the nest, peregrine falcons will fly into birds of prey (such as ravens) at high speed. Assume that a 600g falcon flying at 20.0 m/s hit a 1.50 kg falcon flying at 9.0 m/s. The falcon hit the raven at right angles to its original path and bounced back at 5.0 m/s.
(a) By what angle did the falcon change the raven's direction of motion?
(b) What was the raven's speed right after the collision?
A train car with mass m1 = 631 kg is moving to the right with a speed of v1 = 7.2 m/s and collides with a second train car with mass m2 = 723 kg. What is the final speed of the train cars latched together
Determine the moment of inertia for three children weighing 64.0 lb, 43.0 lb and 83 lb sitting at different points on the edge of a rotating merry-go-round, which has a radius of 12 ft.
A projectile is fired with an initial speed v at an angle of 30 degrees above the horizontal from a height of 40meters above the ground. The projectile strikes the ground with a speed of 1.2v. Find v.
q1. gamma-ray busters are objects in the universe that emit pulses of gamma rays with high energies. the frequency of
A +44 nC charge is placed on the z- axis at (0,0,5 cm). A grounded conducting plane fills the x-y plane where z=0. A) Find the surface charge charge density on the conducting plane at the origin.
q1. a good baseball pitcher can throw a baseball toward home plate at 98 mih with a spin of 1590 revmin. how numerous
A 23kg chimpanzee hangs from the end of a horizontal, broken branch of length L_0 = 1.6m, What is the shear modulus for this branch
Determine the effective coefficient of kinetic friction between the wheel and the wet rag.
A jet plane passes over you at a height of 4990 m and a speed of Mach 1.75. Find the Mach cone angle
A 25 kg block slides down an inclined ramp. The ramp makes an angle of 165 degrees clockwise from the horizontal. What is the magnitude of the gravitational force on the block
You are given a container with 25.7 g of hydrogen atoms. What is the total charge on the electrons in the container? what is total charge on protons?
Find out the tension of the right and left wire
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