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A car moving at stable speed travels halfway around a circular track that has a diameter of 1.0 kilometer.
(A) Determine the car angular speed, and
(B) Determine the car tangential speed?
A sheet of glass (n=1.50) is coated with a 500 nm thick layer of cubic zirconia (n=2.18). Assume the wavelengths of visible light lie between 400nm to 710 nm.
A 885 g block oscillates on the end of a spring whose force constant is k = 56 N/m. The mass moves in a fluid which offers a resistive force F = -bv, where b = 0.162 N·s/m. (a) What is the period of the motion? s (b) What is the fractional decrease i..
A flywheel for energy storage in a hybrid gasoline-electric car is a ring-shaped rotor of mass 49 kg, designed to rotate at 30000 rpm. how long will it take for its stored energy to be exhausted
A 2.20- bullet embeds itself in a 1.60- block, which is attached to a spring of force constant 780. Find the time for the bullet-block system to come to rest
Tarzan, with a mass of 80.0 kg, wants to swing across a ravine on a vine, but the cliff on the far side of the ravine is 0.900 m higher than the cliff where Tarzan is now, How fast is Tarzan going at the bottom of his swing
A dentist's drill starts from rest. After 3.30 s of constant angular acceleration it turns at a rate of 2.8 x 10^4 rev/min, Determine the angle (in radians) through which the drill rotates during this period
Two cars, both of mass m, collide and stick together. Prior to the collision, one car had been traveling north at speed 2v, while the second was traveling at speed v at an angle phi south of east (as indicated in the figure).
a farsighted woman breaks her current eyeglasses and is using an old pair whose refractive power is 1.600 diopters.
Two blocks with different mass are attached to either end of a light rope that passes over a light, frictionless pulley that is suspended from the ceiling. what is the mass of each block
A Styrofoam box has a surface area of 0.86 m2 and a wall thickness of 2.0 cm. determine the thermal conductivity of the Styrofoam
Big yellow fish swimming at 2.0m/s swallows little green fish at rest. Big yellow fish is 3 times as massive as little green fish. What fraction of big yellow fish's initial kinetic energy was lost in this collision
A charge of 20 nC is uniformly distributed along a straight rod of length 4.0 m that is bent into a circular arc with a radius of 2.0 m
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