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Two concentric metal spheres are found to have a potential difference of 776.0 V when a charge of 3.026·10-8 C is applied to them. The radius of the outer sphere is 0.498 m. What is the radius of the inner sphere?
A circus clown weighing 175 pounds is fired from a cannon at 50 degrees above the horizontal. What was the initial velocity of the clown
One mole of a monatomic gass initially at 273 K and 1 atm is compressed isothermally (T constant) from volume 22.4 L to 11. 4 L, Find the final pressure and draw a PV diagram, Labeling the initial and final states 1 and 2
A stick of mass F is lying on a frictionless surface. A small ball of mass G and velocity v collides with the stick in the center of the stick a right angle to the rod. What is the angular velocity around the axis of rotation after this collision
A 3.3 block of wood sits on a table. A 3.0 bullet, fired horizontally at a speed of 480, goes completely through the block, emerging at a speed of 200 .What is the speed of block immediately after the bullet exits.
Jack and Jill are on two different floors of their high rise office building and looking out of their respective windows. What is the height between the two window ledges
A wire 2.45 m long carries a current of 19.2 A and makes an angle of 48.8° with a uniform magnetic field of magnitude B = 1.18 T. Calculate the magnetic force on the wire
A cannon is rigidly attached to a carriage, which can move along horizontal rails, but is connected to a post by a large spring, Determine the maximum extension of the spring
A cart of mass 1.91kg traveling 1.29m/s inelastically strikes a stationary mass of 0.41kg. What is the total momentum of the system
A uniform meter stick with a mass of 135 g rotates about an axis perpendicular to the stick passing through the center of the stick with an angular speed of 3.50 rad/s2
An alpha particle with kinetic energy 17 MeV makes a head-on collision with a lead nucleus at rest. What is the distance of closest approach of two particles.
A skateboarder, starting from rest, rolls down a 12.5 m ramp. When she arrives at the bottom of the ramp her speed is 6.10 m/s. (a) Determine the magnitude of her acceleration, assumed to be constant. .m/s2 (b) If the ramp is inclined at 26.5° wit..
The drawing shows the front and rear sprockets of a bicycle. Assume the chain does not slip or stretch. How much time is required to double the speed of the rear sprocket
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