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A 950kg car is at the top of a 40m -long, 2.5 degree incline. Its parking brake fails and it starts rolling down the hill. Halfway down, it strikes and sticks to a 1230kg parked car.
What the first car's speed would have been at the bottom had it not struck the second car?
q1. a 5-kg load is fastened vertically to the end of steel wire 0.5m long and 0.0006 sq.cm in cross-section. hanging
A 10000 N car comes to a bridge during a storm and finds the bridge washed out. The 750N driver must get to the other side, What is the speed of the car just before it lands safely on the other side
Two resistors, 61.1 and 83.6 , are connected in parallel. The current through the 83.6 - resistor is 4.29 A. What is the total power supplied to the two resistors
calculate the mass and density of methane gas contained at 1000 psia and 68 degrees Farenheit in a cylinder with volume 3.20 cu ft
What centripetal force will the ride exert. How far should the stone fall so that the pulley has 6.50 J of kinetic energy.
Suppose a capacitor in a video camera has a capacitance of 26.0 ?F, how much potential energy is stored in the capacitor
A large man sits on a four-legged chair with his feet off the floor. The combined mass of the man and chair is 95.0 kg, what pressure does each leg exert on the floor
A golfer, putting on a green, requires three strokes to "hole the ball." During the first putt, the ball rolls 4.0 m due east. For the second putt, the ball travels 3.1 m at an angle 20° north of east. The third putt is 0.50 m due north. What disp..
q1. a 60-g ball travelling at 22.0 ms is bounced off a brick wall and rebounds at 20.0 ms. a high-speed camera records
An air-track glider attached to a spring oscillates between the 8.00 mark and the 69.0 mark on the track. The glider completes 10.0 oscillations in 40.0. What is the maximum speed of the glider
A thunderstorm drops 6.0cm of rain on a city that covers an area of 33 km by 45 km. approximation the number of raindrops that fell during the storm. You could assume the diameter of a raindrop is 2 mm.
In one form of plethysmograph (a device for measuring volume), a rubber capillary tube with an inside diameter of 1.22 mm is filled with mercury at 20°C, Calculate the resistance of the mercury
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