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A full can of soda has a mass of 0.412 kg. It contains 3.32 10-4 m3 of liquid. Assumingthat the soda has the same density as water, find the volume ofaluminum used to make the can.
One kilogram of water is heated from an initial temperature of 283K to a final temperature of 372K. Calculate the change in entropy. Assume the specific heat of water to be 4186 J/kgK. Hint: the amount of heat gained is a function of the temperature.
A certain lightbulb has a tungsten filament with a resistance of 19.1 ? when at 20.0°C and 142 ? when hot. Find the temperature of the hot filament
A compact disk player has just been turned off. A disk decelerates uniformly from an initial angular velocity of 8.30 rev/s. What is the tangential acceleration of a point on the disk 3.60 cm from the axis
Theradius changes from 10.0 cm to 20.0 cm in a time of 8.0 s.The magnetic field is 3.0 T. The loop has a resistance of 5.0 ohms. what is thevalue of the current while the radius is changing
A challenge gaining prominence throughout the planet is the increased need for \"green\" or sustainable energy. In certain parts of the country, how much energy does the wind turbine generate
Struck from behind, a 950-kg stopped car accelerates from rest to 40km/h in 75 ms, What horizontal force on the head would accelerate it along with the rest of the body
Two solid, uniform flywheels, each of mass 65.0 kg and radius 1.47 m, rotate independently around a common axis. Calculate the magnitude of the net angular momentum of the system
A horizontal spring-mass system oscillates on a frictionless table. If the mass is 3.8 kg, the spring constant is 100 N/m, find the maximum extension of the spring
The total mass of helium in a balloon is 131 kg. What is the volume of the balloon
A small circular hole 6.00 mmdiameter is cut in the side of a large water tank, 19.0 m below the water level in the tank. Find the volume discharged per unit time
a laser positioned on a ship is used to communicate with a small two man research submarine resting on the bottom of a lake. How far is the submarine from the side of the ship
A pendulum consists of a uniform disk with radius 10 cm and mass 350 g attached to a uniform rod with length 500 mm and mass 295 g. Calculate the rotational inertia of the pendulum about the pivot. What is the distance between the pivot and the cen..
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