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A source delivers an AC voltage of the form ?v = 98.0 sin (80?t), where ?v is in volts and t is in seconds, to a capacitor. The maximum current in the circuit is 0.500 A.
(a) Find the rms voltage of the source.
(b) Find the frequency of the source.
(c) Find the value of the capacitance.
Consider a volume of 4.8 cubic meters of gas initially at STP (0 degrees C and 1 atm pressure). what is the volume (in cubic meters) of the gas
Imagine holding an air-filled 2 L soda bottle (V = 2000 cm3) underwater. You have used a scale to determine that the mass of the soda bottle is mbottle = 50 g. what force is required to hold it underwater
A sealed cubical container 17.0 cm on a side contains three times Avogadro's number of molecules at a temperature of 21.0°C. Find the force exerted by the gas on one of the walls of the container
A cube of ice is taken from the freezer at -8.4 and placed in a 104 aluminium calorimeter filled with 322 of water at room temperature of 20. The final situation is observed to be all water at 17.
A fighter jet is launched from an aircraft carrier with the aid of its own engines and a steam-powered catapult. The thrust of its engines is 4.72 x 105 N. What is the work done on the jet by the catapult
In a heart pacemaker, a pulse is delivered to the heart 78 times per minute. What is the capacitance of the capacitor
two strings with linear densities of g/m are stretched over pulleys, and attached to hanging blocks (string 1 is 20 kg=mass of block)-50 cm away. what is the unkown mass
An automobile's wheels are locked as it slides to a stop from an initial speed of 30.0 m/s. how long does it take the car to stop
When a high speed passenger train traveling at 113 km/h rounds a bend, the engineer is shocked to see that a locomotive has improperly entered onto the track from a siding and is a distance D = 642m ahead.
A typical cost for electric power is 12.0 cents/ per kilowatt-hour. What is the yearly cost of operating your refrigerator
What is the mass of a puppy that sits on the other piston and balances the person?
A 5.000 kg mass starts from rest and slides down on an inclined plane that is 5 degrees above the horizontal. If the body starts from rest and takes 1.25 s to travel a distance along the inclined plane, what is the final velocity of the body
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