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The hot reservoir of a heat engine is steam at 100?C while the cold reservoir is ice at 0?C. In 1.2hrof operation, 11kg of steam condenses and 54kgof ice melts.
a) What is the power output of the heat engine?
If the rope tension is 120 N, and if the rope does 2500 J of work on the box, what angle theta does the rope make with the horizontal
The middle C string on a piano is under a tension of 911 N. The period and wavelength of a wave on this string are 3.82 ms, Find the linear density of the string
Three deer, A, B, and C, are grazing in a field. Deer B is located 64.2 m from deer A at an angle of 51.3 ° north of west. What is the distance between deers
Light from a helium-neon laser (? = 633 nm) passes through a circular aperture, What is the diameter (in mm) of the hole
Meanwhile, Isaac is piloting his ship in the westward direction, also at 0.89, toward Albert's ship. With what speed does Isaac see Albert's light beam pass his ship.
In a classical model of the hydrogen atom, the electron orbits a stationary proton in a circular orbit
A dart is thrown horizontally toward the bull's-eye, point P on the (non-standard size) dart board, How far away from the dart board did the dart thrower stand
An uncharged spherical conducting shell surrounds a point charge - q at its centre. Then a charge +3q is placed on the outside surface of shell.
A source in vacuum emits electromagnetic radiation in every direction. Calculate the frequency and wavelength of this wave
What is the launch speed of a projectile that rises vertically above the Earth to an altitude equal to four times the Earth's radius before coming to rest momentarily
The expression found in part (d) is a cubic equation. There are standard algebraic solutions to this type of equation, but it is sometime quicker and easier to use other methods. explain a way to get a reasonably accurate estimate of v (say, to th..
A charge +q is located at the origin, while an identical charge is located on the x axis at x = +0.50 m, Where should the third charge be located
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