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an old-fashioned vinyl record rotates at a constant rate of 33 revolutions per minutea evaluate what is its angular
a swing ride at a carnival consists of chairs that are swung in a circle by 120 meter cables attached to a vertical
an automobile is going up a 15o grade at a speed of 30 ms the coefficient of static friction bw the tires and the road
a 100 gram marble slide to the left with a velocity of 16 ms on frictionless horizontal surface has a head-on elastic
a soccer ball with mass 0400 kilogram is traveling with a speed of 430 ms at an angle of 20 degree counter clockwise
a hollow spherical shell with mass 225 kilogram rolls without slipping down a slope that makes an angle of 300 degree
explain how to calculate the angular velocity of second minute and hour hands of the clock using the formula delta
a 850 kilogram car pushes a 2400 kilogram truck that has a dead battery when the driver steps on the accelerator the
a car engine wastes 90 percent of its energy as heat if the car burns a gallon of gas 3785 ga obtain how much heat does
consider three charged particles located along the x-axis the particle with q1 919 nc is at x 570 meter and q2 443
a magnetic field has magnitude of 10 t and can be used to store energy find what magnitude of electric field one should
a diver running 25 ms dives out horizontally from the edge of a vertical cliff and 23 second later reaches the water
a centrifuge in a medical laboratory rotates at an angular speed of 3750 revmin when switched off it rotates through
the electric motor of a model train accelerates the train from rest to 0640 ms in 210 milliseconds the total mass of
a rotating wheel requires 900 second to rotate 250 revolutions its angular velocity at the end of the 900 s interval is
a race car starts from rest on a circular track of radius 353 meter the cars speed increases at the constant rate of
a rod is lying on the top of a table one end of the rod is hinged to the table therefore that the rod can rotate freely
a boy is riding a bicycle and its wheels have an angular velocity of 201 rads then the brakes are applied and the bike
a metallic wire has a diameter of 412 millimeter when the current in the wire is 8 amp the drift velocity is 540 x 10-5
a sign is supported by a cable and a horizontal beam the beam has a length 14 meter and a uniform mass of12 kilograma
a horizontal desk surface measures15 m x 10 m if the earths magnetic field has magnitude 040 mt and is directed 35
a stunt driver drives a 1500 kilogram truck with a length of 425 m around a circular curve with a radius of curvature
a flat uniform circular disk radius 491 meter mass 400 kilogram is initially stationary the disk is free to rotate in
a race car starting from rest travels around a circular turn of radius 283 meter at a certain instant the car is still
a car of mass m 900 kilogram traveling at 650 kilometer per hour enters a banked turn covered with ice the road is