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A baseball player dives into third base with an initial speed of8.15 m/s. If the coefficient ofkinetic friction between the player and the ground is 0.37, how far does the player slide before coming to rest?
A man runs with a speed of 6 m/s off a platform that is 10 mabove the water. How fast is he moving when he hits the water
A crane lifts a 425kg steel beam vertically upward a distance of 117m. How much work does the crane do on the beam if the beam accelerates upward at 1.8 m/s^2 Neglect frictional forces
Four identical metallic objects carry the following charges: +1.68, +6.03, -4.64, and -9.66C. How many electrons (or protons) make up the final charge on each object
You look through a Polaroid sheet at a 75 W light bulb 3.00 m away. Find the intensity of the light you see
A student could either pull or push, at an angle of 30? from the horizontal, a 55kg crate on a horizontal surface, Calculate the minimum work required for both pulling and pushing
A hypodermic syringe contains a medicine with the density ofwater. The barrel of the syringe has a cross-sectional area A= 2.50x 10^-5 m^2, Determine the speed of the medicine as it leaves theneedle's tip
In an amusement park "Rocket" ride, cars are suspended from 4.25 m long cables attached to rotating arms at a distance of 6.00 m from the axis of rotation. What would the angular speed be if the angle of the "Rocket" cars were changed to 60o from v..
You are at a rock concert, and the sound intensity reaches levels as high as 100 dB. Calculate the amplitude of this oscillating force
A tank of gasoline (n = 1.40) is open to the air (n = 1.00). A thin film of liquid floats on the gasoline and has a refractive index that is between 1.00 and 1.40. What is the refractive index of the film
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?
What is the speed of the projectile immediately before it hits the ground if air friction does one and a half times as much work on the projectile when it is going down as it did when it was going up.
If you twirl a small 7.0-g wooden ball in a circle at 4.0 revolutions per second on a light 10-cm string, approximately how many units of angular momentum does it have
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