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A truck is traveling at 13.1 m/s down a hill when the brakes on all four wheels lock. The hill makes an angle of 15 degree with respect to the horizontal. The coefficient of kinetic friction between the road and the tires is 0.815. Obtain how far does the truck skid before coming to a stop?
A coin is placed 18.0cm from the axis of a rotating turntable of variable speed. obtain the coefficient of static friction between the coin and the turntable
A one kilogram textbook drops from a one-meter high table in a room at 250C temperature. Find the change in entropy after the system has reached equilibrium
An aircraft, diving at an angle of 53with the vertical, releases a package at an altitude of 730 m. What is the speed of the aircraft
An archer wishes to shoot an arrow at a target at eye level a distance of 43.5 m away. what angle should the arrow make with the horizontal
How much time does the stone take to reach the ground.
The resolution of the eye is eventually limited by the pupil diameter. What is the smallest diameter spot the eye can produce on the retina if the pupil diameter is 3.16 mm? Suppose light with a wavelength of =550 nm.
A 1.5 kg mass attached to ended of a spring moves as a simple harmonic oscillator. obtain what is its period of oscillation
A major-league catcher gloves a 85 mi/h pitch and brings it to rest in 0.17m. If the force exerted by the catcher is 803 N, what is the mass of the ball.
A light plane attains an airspeed of 480 km/h. The pilot sets out for a destination 830 km due north but discovers that the plane must be headed 24.0° east of due north to fly there directly
A uniform cylinder of radius 10 cm and mass 13 kg is mounted so asto rotate freely about a horizontal axis that is parallel to and3.2 cm from the central longitudinal axis of the cylinder.
A long horizontal hose of diameter 3.2 cm is connected to a faucet. At the other end, there is a nozzle of diameter 1 cm. What is the velocity of the water in the hose
A machine's part rotates at an agular speed of .06rad/s itsspeed is then increased to 2.2rad/s at an angular acceleraton of.70rad/s2. find the angle throught which the part rotates before reaching its final speed.
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