Coefficient of kinetic friction between the sled and ground
A sled reaches the foot of a hill at a speed of 6.7 m/s. If the coefficient of kinetic friction between the sled and ground is 0.192, the distance the sled travels before coming to a stop is ____ meters.
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A 340-kg sailboat has an acceleration of 0.76 m/s2 at an angle of 63° north of east. Find the magnitude and direction of the net force that acts on the sailboat.
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If the ring is initally at 99 celsius, what mass of water at 25 celsius is needed to lower the ring's temperature to 38 celsius.
The anchor line is 40 meters long. Assuming the river has a uniform depth, how deep is the river directly below the boat?
A pinball spring with a k value of 79.2 N/m is compressd a distance of 3.5 cm. If it launches a pinball at a speed of 1.2 m/s, what is the mass of the pinball?
After the police car passes, the observed frequency of the siren is 455 Hz. Determine the car's speed from these observations.
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