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A 0.0500 kg cube of ice at an initial temperature of-15.0oC is placed in 0.600 kg of water at T =45.0oC in an insulated container of negligible mass. Calculate the change in entropy of the system.
A tank circuit in a radio transmitter is a series RCL circuit connected to an antenna. The antenna broadcasts radio signals at the resonant frequency of the tank circuit. calculate the maximum inductance of the tank circuit
A free electron and a free proton are placed in an identical electric field. which of the following statement are true?
An electron is initially moving at a speed of 1740 m/s directly toward a long wire that has 2.00 A of current flowing through it. What are the direction and amount of the force
A lamp is designed to operate at a temperature of 3100K. what will be the fractional increase in radiant energy
An ideal monatomic gas is contained in a vessel of constant volume 0.210 m3. The initial temperature and pressure of the gas are 300 K and 5.00 atm, respectively. Find the specific heat of the gas
A sprinter running the 100 m dash has a constant acceleration of 3.0 m/s2 for the first 3.5 seconds of the race, How long does it the sprinter to run the race
The 20-g centrifuge at NASA's Ames Research Center in Mountain View, California, is a horizontal, Determine the rotation rate, in revolutions per second, required to give the astronaut a centripetal acceleration of 19.4g
A series RCL circuit has a resonant frequency of 750 kHz, what is the value of the inductance?
this is a regulated dc power supply design problem. the students must choose the values of the following parameters
A uniformly charged sphere has a potential of 490 V on it's surface. At a radial distance of .24m from this surface the potential is 120 V. What is the radius of the sphere
A cannon has a mass 1000 kg. Its muzzle speed 300 m/s. What will be the speeds of the cannon and ball after firing
What temperature change would reason a 0.20 % enhance in the volume of a quantity of water that was at first at 20 ^circ {rm C}.
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