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A quantity of ideal gas at 10.0°C and 100 kPa occupies a volume of 1.20 m3. how much volume does the gas occupy
Two infinite long wires are parallel to one another and are 5.0 cm apart. Both have current passing through them in the same direction. What is the resulting force on the 1.0 A wire
a plastic bad is filled with nitrogen at atmospheric pressure and 18 degrees Celciuss. Assume that the mass of the bad is negligible and take the temperature of the outside air to be 0 degree Celciu
Next, a beaker of water is placed so that the iron block is submerged in the beaker not touching the bottom. What mass (in kg) is now necessary to balance the scales
An electron is inside a solenoid, 28 cm from the solenoid axis. At what rate is the solenoid's magnetic field changing
A boy is trying to retrieve his toast from a toaster using a metal knife. He touches one of the wires inside, which is connected to 120 V. What is the current through his body
An electrician connects two different bulbs in seriesto 120 V circuit. One bulb is rated as 40 W for a nominal voltage 220V, Which of the two bulb is producing more light
A 3.8 kg ball is at rest on the floor in a 1.2 m ? 1.2 m ? 1.2 m room of air at STP. Air is 80% nitrogen (N2) and 20% oxygen (O2) by volume. What is the thermal energy of the air in the room
Suzanne observes two light pulses to be emitted from the same location, but separated in time by 2.70 µs. How fast is Mark moving relative to Suzanne
The springs of a 1300kg car compress 5.6mm when its 70kg driver gets into the driver's seat. what will be the frequency of vibrations
A sound wave in air has a frequency of 264Hz and travels with a speed of 347m/s. How far apart are the wave crests
A gamma ray (a high-energy photon) can produce an electron (e?) and a positron (e+) of equal mass, What minimum gamma-ray energy is required to accomplish this task
Calculate the classical momentum of a neutron traveling at 0.997c, neglecting relativistic effects
A string attached to an oscillator at one end forms 5 nodes (counting the two ends) and produces a frequency of ? = 1.5 kHz. What is the linear density of the string
Fortunately our environment radiates too. The human body absorbs this radiation with an absorbance of 97.0 percent, How much energy does our body lose in one second
a magnetic field is directed at a 40 degree angle to a plane circular loop of wire with a radius of 26.8 cm draw a diagram showing the wire loop angle and magnetic field. determine the induced emf i
a proton is moving in a circular path with a radius of 8.28 cm and is moving perpendicular to a magnetic field of 57.9 mT. determine the kinetic energy of the proton
What diameter must a helium filled balloon have to float with neutral buoyancy? The mass of the empty balloon is 2.0g
A 72.0-kg log falls from a height of 20.0 m into a lake. find the change in entropy of the air during this process
A Carnot engine uses a steam boiler at 100°C as the high-temperature reservoir. Determine the useful power output of the heat engine
If a material increases it's length from 160m to to 163.20m when it's temperature is raised 160 degrees C, determine the coefficient of linear expansion
Initially at a temperature of 89.0?C, 0.300m3 of air expands at a constant gauge pressure of 1.40×105Pa to a volume of 1.43m3, Compute the total work done by the air
Describe in words the thermodynamics processes in terms of reversible and nonreversible for a Carnot Heat Engine, Fireplace
A microscope has an objective that has a focal length equal to 6.6 mm. what is the laternal magnification of the objective
The centers of a 11.0kg lead ball and a 150g lead ball are separated by 7.00cm. What gravitational force does each exert on the other