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A hollow aluminum cylinder 22.5 cm deep has an internal capacity of 2.000 L at 22.0°C. It is completely filled with turpentine at 22.0°C. The turpentine and the aluminum cylinder are then s
A submarine is 306 m horizontally out from the shore and 120 m beneath the surface of the water. If the beam just strikes the top of a building standing directly at the water's edge, find the height o
A shop sign weighing 215 N is supported by a uniform 135 N beam as shown in Fig. 9-59. Find the tension in the guy wire.
The cocal point at the origin of the (x,y) coordinate system, determine a differential equation for the curve. You should obtain an equation involving (dy/dx)^2.
A 300 g block on a 60 m-long string swings in a circle on a horizontal, frictionless table at 85rpm. what is the velocity and tension?
The block is 28 cm below the equilibrium point and moving upward with a speed of 110 cm/s. What is the block's position if the frequency is 1Hz at 2s?
An incompressible fluid flows through a circular pipe at a speed of 15.0 m/s. The radius of the pipe is 5.00 cm. There is a constriction of the pipe where the radius is only 3.20 cm. How fast must
What is the wavelength of a photon emitted when the electron in the in?nite well makes a transition from the ?rst excited state to the ground state?
The amplitude of the voltage across an inductor can be greater than the amplitude of the generator emf in an RLC circuit. Consider an RLC circuit with Epeak = 50 V, R = 14 , L = 1.05 H, and C = 1.1
A library ladder of length rolls on wheels as shown in the figure. The two legs of the ladder freely pivot at the hinge at the top. The legs are kept from splaying apart by a lightweight chain that
At one location on the Earth, the rms value of the magnetic field caused by solar radiation is 1.70 µT. Calculate the rms electric field due to solar radiation.
At what height does the goalie catch the ball? Also find the magnitude and direction of the ball's velocity at the instant of the catch with respect to the horizontal.
If the boat proceeds at its maximum speed of 20.1 km/hr relative to the water, what heading relative to the shore should the pilot take?
The starship Enterprise approaches the planet Risa at a speed of 0.8c relative to the planet. On the way, it overtakes the intergalactic freighter Astra. The relative speed of the two ships as meas
The springs of a 1400 {rm kg} car compress 6.0 {rm mm} when its 62 {rm kg} driver gets into the driver's seat.If the car goes over a bump, what will be the frequency of vibrations?
How many revolutions does each tire make before the car comes to a stop, assuming the car does not skid and the tires have radii of 0.330 m?
A student tries to push a box that has a mass of 57.0 kg. The coefficient of static friction is 0.610 and the coefficient of kinetic friction is 0.380. If the student pushes the box with a horizont
A uniform solid sphere of radius 0.503 m and mass 15.7 kg turns counterclockwise (when viewed from above) about a vertical axis through its center. Find its vector angular momentum when its angular
A mechanic attaches a pumping mechanism to a much smaller piston, 1.50 cm in diameter, which is connected by hydraulic lines to the lift. She pumps the handle up and down, slowly lifting the car. Wh
A projectile is fired horizontally from a gun that is 41.0 m above flat ground, emerging from the gun with a speed of 110 m/s. (a) How long does the projectile remain in the air? (b) At what horizo
Calculate the angular velocity when the person reaches the edge. Calculate the rotational kinetic energy of the system of platform plus person before the person's walk.
What percentage of error in a would be made if the moment of inertia of the pulley were ignored? Ignore friction in the pulley bearings.
A sports car moving at constant speed travels 120 m in 5.0 s. If it then brakes and comes to a stop in 4.0 s, what is its acceleration? Express the answer in terms of g's, where g = 9.80 m/s2. (Tak
A car traveling east at 44.0 m/s passes a trooper hiding at the roadside. The driver uniformly reduces his speed to 25.0 m/s in 2.90 s. (a) What is the magnitude and direction of the car's accelerat