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A bicycle wheel of radius 0.6 m is spinning at a rate of 120 revolutions per minute.
(a) What is the centripetal acceleration of a point on the edge of the wheel?
m/s2
(b) What is the period of the wheel's motion?
s
The brass bar and the aluminum bar in the drawing are each attached to an immovable wall. At 22.0 °C the air gap between the rods is 1.99 x 10-3 m
A circular coil of wire with 200 turns and a diameter of 6cm carries a current of 7A. What is the torque on the coil
A 6.30kg block is pushed 9.45m up a smooth 37.0? inclined plane by a horizontal force of 80.0N . If the initial speed of the block is 3.35m/s up the plane. Calculate the initial kinetic energy of the block
A 11.2 kg object oscillates at the end of a vertical spring that has a spring constant of 1.90 104 N/m. Calculate the frequency of the dampened oscillation
An semicircular arc with a radius of B is split into two. The arc is in the xy-plane such one part is in the first quadrant, What is the electric field vector at the origin
An experimenter bombards a target of 54Cr with alpha particles such as 4He + 54Cr -> p+ 57Mn Suppose the incoming alpha particle has 26MeV kinetic energy in the lab, What is the kinetic energy of the detected proton
An 85 kg linebacker is running at 8 m/s directly toward the sideline of a football field. Determine their common speed and direction immediately after they collide
Suppose that you wish to fabricate a uniform wire out of 0.850 g of copper. Assume the wire has a resistance R = 0.800 ?, What will be the diameter of the wire
Cations are removed from the exchange complex of a 1 kg oven-dry soil sample by ammonium (NH4+) substitution. What is the cation exchange capacity of the soil
A cork on the surface of a pond bobs up and down two times per second on ripples having a wavelength of 8.80 cm. If the cork is 13.5 m from shore, how long does it take a ripple passing the cork to reach the shore?
Two capacitors, C1 = 6.00 µF and C2 = 14.0 µF, are connected in parallel, and the resulting combination is connected to a 9.00-V battery. (a) Find the equivalent capacitance of the combination.
A 40g ball of clay traveling east at 2.0m/s collides and sticks together with a 60g ball of clay traveling north at 1.0m/s
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