What is the mass of the pinball
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?
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Calculate the the numerical value for the acceleration (Assume g = 9.81 m/s2).
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.
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?
After the police car passes, the observed frequency of the siren is 455 Hz. Determine the car's speed from these observations.
The mass of the box is 51.5 kg. Acceleration due to gravity at sea level is 9.80 m/s2. What is the pressure exerted by the box where it rests?
The coefficient of kinetic friction between the plastic and the roof is 0.400. The Frisbee slides 10.0 m up the roof to its peak, where it goes into free fall, following a parabolic trajectory with negligible air resistance. Determine the maximum
A bowling ball of mass M = 7.2 kg and radius R = 0.11 m and a billiard ball of m = 0.38 kg and r = 0.028 m may each be treated as uniform spheres. What is the magnitude of the maximum gravitational force that each can exert on the other?
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