Carnot engine having reservior temperature
A Carnot engine whose cold reservior temperature is 262.09 in Celsius has a thermal efficiency of 15.88%. By how much should the temperature of the hot reservior be increased to raise the efficiency to 40.58%
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A charge q1 = 5 nC is placed at x = 0 and another charge q2 = -2 nC is placed at x = 2 .0 m. Where should a third positive charge be placed on the x axis so that the net force on it is zero?
What is the best point of est of the population mean net change ldl cholesterol after the garlic treatmemnt. Construct a 95% confidence internal est of the mean net change
Assume the axis of the soenoid is perpendicular to the page, and the wires and current wind counter clockwise into the page. Assume the current for the straight wire is out of the page?
What constant speed increase is needed for the total acceleration magnitude to be 8 m/s^2 when the car reaches point b? The radius of the track is 150 m.
Calculate the total vertical component of the hydrostatics force on the hull due to the water (this is equivalent to the displacement of the barge).
A cannon fires a cannon ball at 954.4 m/s in a straight line that passes directly over an observer's head. If the observer hears the sound of the cannon fire 2.53 seconds after he sees the cannon ball pass over his head, how far is the cannon from
On May 23, 1998, a tanker truck loaded with gasoline (p=719.7 kg/m^3) jumped a jersey barrier and collided with an oncoming pickup truck. The resulting fireball and blaze melted structural supports of the I-95 bridge near Philadelphia on which the
Starting from the satellite on the Earth's surface, what is the minimum energy input necessary to place this satellite in orbit? Ignore air resistance but include the effect of the planet's daily rotation.
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