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A car traveling 56.1 kilometer per hour is 24.6 m from a barrier when the driver slams on the brakes. The car hits the barrier 1.72 second later.
(a) Find what is the car constant deceleration magnitude before impact?
(b) Determine how fast is the car traveling at impact?
after flying for 15 min in a wind blowing 42 kmh at an angle of 34deg south of east an airplane pilot is over a town
Find what is the spring constant of a spring that stretches 2.00 centimeter when a mass of 0.600 kilogram is suspended from it
two identical conducting spheres fixed in place attract each other with a force of 0.090 n when their center to center
A light ray in air is incident on a transparent material whose index of refraction is n, Evaluate your expression for light incident on glass
At the distance of the earth from the sun, the pressureexerted by sunlight is about 10-5 Pa. what acceleration does this force give it
Calculate the nonconservative work
consider light that is refraced by a prism shaped like an equilateral triangle. the incident ray is parallel with the
What is the car's maximum speed on an incline. A fire hose held near the ground shoots water at a speed of 5.4 m/s, At what angle(s) should the nozzle point in order that water land 2 m away.
A golf ball is hit on a 7.2m tall hill at 23m/s and 30° above the horizontal, what is its velocity at the peak of its flight
A simple pendulum has a period of 2.5 s. (a) What is its period if its length is made four times larger? (b) What is its period if the mass of the suspended bob is made two times larger?
A railroad car of mass 24000 kg is moving with a speed of4.03m/s. It collides and couples with three other coupled railroadcars, each of the same mass as the single car and moving in thesame direction with an initial speed of 2.02m/s.
A solid, horizontal cylinder of mass 9.0 kg and radius 1.30 mrotates with an angular speed of 6.00 rad/s about a fixed verticalaxis through its center. Determine the final angular speed of the system
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