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A Carnot engine has an efficiency of 0.610, and the temperature of its cold reservoir is 376 K.
1. Decide the temperature of its hot reservoir.
2. If 5320 J of heat is rejected to the cold reservoir, what amount of heat is put into the engine?
A 2.00 meter long wire loops carrying a current of 2.00 A is in the shape of an equilateral triangle. determine the maximum torque that acts on it
question an electric device which heats water by immersing a resistance wire in the water generaters 50 cal of heat per
q1. chuck norriss razor blade has an output force of 2500 lbs is used to shear his burley face. the shaving blade has
Throughout a nuclear reactor accident, 570 m3 of water at 20o C is pumped into the reactor core which is producing heat at the rate of 250 MW. If the water is allowed to boil at normal atmospheric pressure how long would it take to boil away all this..
In a certain automobile engine with an efficiency of 21.2%, combustion of gasoline in one cylinder releases 505 J of heat. Find the work done by the system of gasoline vapor and air on the surroundings during one cycle
A proton ,a neutron and an alfa particle ,accelerated through the same potential difference ,enter a region of uniform magnetic field moving at right angles to B.(a) compare their kinetic energies .(b) if the radius of the proton’s circular path is 1..
Consider a Young's two-slit experiment in which the wavelength of light is 45% smaller than the distance between the slits. How many complete dark fringes would be seen on a distant screen
a nonreflective coating n 1.42 covers the glass n 1.52 of a camera lens. assuming that the coating prevents
A satellite weighing 500 kg is in a circular orbit around the earth. It takes exactly 3 hours to go around the earth. How far above the surface of the earth is this orbit
Sirius is about 9.0 light-years from Earth. How far is the trip according to you and How long would the trip take according to an Earth-based observer
Charge is uniformly distributed around a ring of radius R= 2.50 cm, and the resulting electric field magnitude E is measured along the ring's central axis (perpendicular to the planeof the ring). At what distance (in cm) from the ring's center isE ma..
four standing wave segments or loops are observed on a string fixed at both ends as it vibrates at a frequency of 140
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