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A large spherical shell with a mass of 145 kg and radius of 1.5m isinitially spinning at a rate of 30.0 rpm. A maintenance workersprays a protective coating on it, which adds 5.00 kg to its totalmass.
A. Calculate the initial momentum of inertia of the sphericalshell.B. Calculate the angular momentum of the spherical shell.C. Calculate th new moment of inertia of the spherical shell.D. Calculate the final angular velocity of the spherical shell.(State ans in rad/sec and rpm)
400 L of water is at 4 oC. If it took a heat 600 seconds to heat this up to 6 oC, what is the power rating of the heater
The aluminum bomb has a mass of 0.725 kg and is placed in 2.6kg of water contained in an aluminum calorimeter cup of mass 0.624 kg. The initial temperature of the mixture is 15°C, and its temperature after ignition is 53.5°C.
Consider diving 30.0m below the surface of the ocean (density 1.03 grams/cc). what is the gauge pressure at that depth
transverse waves are being generated on a rope under constant tension. determine the factor by which the required power
An oscillating LC circuit consistingof a 2.0 nF capacitor and a 3.8 mH coil has a maximum volatage of6.0 V. What is the maximum current through the circuit
an ambulance with a siren emitting a whine at 1600 hz overtakes and passes a cyclist pedaling a bike at 2.44 ms. after
A sphere of radius 20 cm and mass 1.8 kg starts fromrest and rolls without slipping down a 30 deg incline that is 10 mlong. Calculate its rotational speed when it reaches the bottom
Find the work function of the emitting surface and the wavelength of the second source. Determine the net work done on the piano.
Two converging lenses, the first with focal length 25 cm and the second with focal length 20 cm, are separated by 30 cm. What is the height of the final image
The length of the mercury column at the ice point and steam point are 5.0 cm and 40.0cm respectively. What is the temperature of the liquid
An undamped 1.16-kg horizontal spring oscillator has a spring constant of 38.9 N/m. While oscillating, it is found to have a speed of 3.18 m/s as it passes through its equilibrium position. What is its amplitude of oscillation
Birds resting on high-voltage power lines are a common sight. The copper wire on which a bird stands is 2.5 cm in diameter, calculate the potential difference between its feet
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