Strength at the midpoint between the two rings
Two 10-cm-diameter charged rings face each other, 23.0cm apart. Both rings are charged to + 40.0nC . What is the electric field strength at the midpoint between the two rings? and at the center of the left ring?
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An 8 ft3 tank contains air at an initial temperature of 80F and intial pressure of 100psi. The tank develops a small hole, and air leaks from the tank at a constant rate of .03 lb/s for 90s until the pressure of the air remaining in the tank is 30
The diameter at the point of fracture is 10.1 1 mm (0.398 in.), and the fractured gauge length is 55.75 mm (2.195 in.). Calculate the ductility in terms of percent reduction in area and percent elongation.
An inferometer consists of 50 parabolic antennas placed 14 m apart. It operates at a wavelength of 21cm. Compute the angular seperation between principle maxima and the angular width of the zero order peak.
If the average number of textbooks in a professor's offices is 16, the standard deviation is 5 and the average age of professors if 43, with a standard deviation of 8, which data set is more variable, the textbooks or the age? Calculate the coeffi
What is the magnitude of the electric field at the point on the x-axis, between the charges, where the electric potential is zero?
Determine the rate of entropy generation (i.e. irreversibility) assuming the ambient temperature is 70 °F. You may neglect the combustion products (exhaust) in your analysis. Your result should be in units of Btu/hr-°R
The compressor of a refigerator compresses saturated R-134a vapor at -10 C to 800kPa. how much work does this require when the process is isentropic?
Refrigerant-134a enters the condenser of a residential heat pump at 800 kPa and 35 degrees C at a rate of 0.018 kg/s and leaves at 800 kPa as a saturated liquid.
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