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A bucket of mass 1.00 kg is whirled in avertical circle of radius 1.40 m. At thelowest point of its motion the tension in the rope supporting the bucket is 25.0 N.
(a) Find the speed of the bucket.
m/s
(b) How fast must the bucket move at the top of the circle so thatthe rope does not go slack?
The largest diamond ever found had a size of 3106 carats. One carat is equivalent to a mass of 0.200 g. determine the weight of this diamond in pounds
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There is evidence that elephants communicate via infrasound, generating rumbling vocalizations as low as 14 Hz that can travel up to 10 km. The intensity level of these sounds can reach 95 dB, measured a distance of 4.5 m from the source.
An 1590 kg car stopped at a traffic light is struck from the rear by a 873 kg car and the two become entangled. what is the speed of the entangled mass after the collision
A 37-kg block of ice at 0° C is sliding on a horizontal surface. The initial speed of the ice is 6.2 m/s, Determine the mass of ice that melts into wate
An automobile and a truck start from rest at the same instant, with the automobile at first at some distance behind the truck. The truck has a constant acceleration of 2.01.
The electric potential at aposition located a distance of 21.6 mm from a positive point charge of 8.70×10-9C and 15.1 mm from a second pointcharge is 1.22 kV. Calculate the value of the second charge.
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