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A 285 Kg stunt boat is driven on the surface of a lake at aconstant speed of 13.5 m/s toward a ramp, which is angled at 25degrees above the horizontal. The coefficient of frictinobetween teh boat ottom and the ramp's surface is 0.150, and end of the ramp is 2.00 m above the water surface. (a) Assuming the engines are cut off when the boat hits the ramp, whatis the speed of the boat as it leaves the ramp? (b) what isthe speed of the boat when it strikes the water again? Neglect any effects due to air resistance.
A 1590 kg satellite orbits the Earth at an altitude of 50.4 km. It is desired to increase the altitude of the orbit to 298 km, How much energy must be added to the system to effect this change in alti- tude
What is the shortest and non-trivial channel impulse response that has zero amplitude response at both zero frequency as well as the Nyquist frequency?
A 45-kg crate is placed on an inclined ramp. When the angle the ramp makes with the horizontal is increased to 25 degrees , At what angle does the crate begin to slide
What is the total displacement and the angle of displacement
The apparatus show in firgure P11.8 was used by Joule tomeasure the mechanical equivalent of heat. what is the increase in tempterature of the water
Two metal blocks are attached by a cable as shown in the figure below and are submerged at rest near the surface of a lake. what is the total buoyant force on the two blocks
An athletic can twirl a baton so that it reaches an angular velocity of 12 rad/s from rest in 0.5 s. If the length of a uniform baton is 0.8 m and the mass is 0.5 kg, what is the torque needed to reach the angular velocity?
An electron is launched at 4.7x10 6 m/s into a 2.8 T magnetic field. What is the diameter of its orbit
work out the distribution for the total showing face up when apair of dice are thrown. what is the probable result, Find the standard deviation
A 950kg sports car collides into the rear end of a 2500kg SUV stopped at a red light. The bumpers lock, the brakes are locked, and the two cars skid forward 2.6m before stopping. The police officer, knowing that the coefficient of kinetic friction be..
at a 62 heating efficiency determine the quantity of natural gas in g required to melt 25g of solid gold initial
what is the new value of energy stored in it. What is the force that is acting between them.
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