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A wheel turns through 34 rev as it slows from an angular speedof 2.5 rad/s to a stop.
What is the angular acceleraton______(rad/s2)
How much time is required for it to complete the first 17 of the 34 revolutions? ______ s
You want to design the loop-the-loop toy. The idea is that a ball of mass m=0.01 kg, determine the minimum height necessary for the ball to remain in contact with the track during the whole loop-the-loop journey
An electric field of 660 N/C is desired between two parallel plates 17.0 mm apart. How large a voltage should be applied? What is the surface charge density on a plat If total charge Q = 3 μC is to be stored what should be its capacitance? What is th..
when a standing wave exists on a string the vibrations of incident and reflected waves cancel at the nodes. what does
Explain why? Because when you go to the grocery store they do not take any recognition as a form of payment!" do you agree or disagree? Examine.
q1. the pulley system is used to lift a 52 kg crate. note that one chain connects the upper pulley to the ceiling and a
A girl of mass m is taking a picnic lunch to her grandmother. She ties a rope of length R to a tree branch over a creek, What is the minimum breaking tension for the rope
car a and car b each traveling along a freeway in adjacent lanes undergo constant acceleration. at some instant the
A uniform rod of mass 4.2 kg and a length of 1.0 m is hinged to a wall at the left end and held in a horizontal position by a taut string. find the resulting angular acceleration of the rod
A satellite of mass 240 kg is in a circular orbit of radius 8.68 x106 m around a planet. If the period is 9030 s, what is the mechanical energy of the satellite
A uniform steel plate has an area of 0.947 m2. When subjected to a temperature difference between its sides, What is the temperature gradient
question a river flows from south to north at 5.0 kmh. on this river a boat is heading east to west perpendicular to
A wheel free to rotate about its axis that is not frictionless is initially at rest. A wheel free to rotate about its axis that is not frictionless is initially at rest
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