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A motorcycle has a constant speed of 27.7 m/s as it passes over the top of a hill whose radius of curvature is 168 m. The mass of the motorcycle and driver is 376 kg. Find the magnitude of
(a) the centripetal force and
(b) the normal force that acts on the cycle.
Two gliders are moving on a horizontal frictionless air track. Glider 1 has mass m1 = 196.7 g and is moving to the right (positive x-direction) with speed 2.687 m/s. What is the mass of glider 2
A bimetalic strip consists of a thinstip of brass [Alphabrass=19X106(Co)-1] riveted to a thin strip of steel [Alphasteel=12X106(Co)-1]
A 3.6- cm-radius ball rolls down an inclined plane from rest at the top. The angular acceleration of the rolling ball about its center is 255 rad/s2, How long is the plane
A proton moves at 7.50 X 10 ^7 m/s, perpendicular to a magnetic field. The field causes the proton to travel in a circular path of radius 0.800m.
Two 3.0 uC charges are placed at (3.0 cm,-2.0 cm) and (-6.0cm, 1.0cm). find the magnitude and direction of force exerted on the test charge
A wire of initial length L0 and radius r0 has a measured resistance of 2.0 . The wire is drawn under tensile stress to a new uniform radius of r = 0.45r0. What is the new resistance of the wire
Io, a satellite of Jupiter, has an orbital period of 1.77 days and an orbital radius of 4.22multiplied by105km. From these data, determine the mass of Jupiter
Suppose that you pull on the rope OA shown in the figure, exerting a 50 N force F at O. What are the force vectors
A boat with a speed of 10.0 m/s aims directly across a 250-m-wide river. If the water current is 2.00 m/s, how far downstream will the boat be when it reaches the other side
A 1.70-kg block slides with a speed of 0.985 m/s on a frictionless horizontal surface until it encounters a spring with a force constant of 695 N/m. Calculate the kinetic energy of the block
A uniform rod of mass M and length L is sitting on a frictionless table. Describe the subsequent motion of the rod
A car is approaching a reflecting wall. A stationary observer behind the car hears a sound of frequency 790 Hz from the car horn and a sound of frequency 813 Hz from the wall. What is the frequency of the car horn
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