Phase angle and pf
A series RLC circuit has a 4ohm resistor, an inductor with an XL of 19.5 ohms, and a capacitor with an XC of 12 ohms. With total current being 2A and a frequency of 60Hz, what is ET, ER, EC, EL , True Power , Phase angle and PF?
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Can the Zener diode be used as a conventional diode? Explain your answer and verify with a curve from the curve tracer. Are there any limiting constraints?
What is the pressure of 170. mL of oxygen gas at 76.0°C and 170. mm Hg if the conditions are adjusted to 450. mL and 127°C? Assume the amount of gas is held constant.
Calculate the mass percentage of hydrogen peroxide in the solution. What is the concentration of hydrogen peroxide in parts per million? What is the molarity?
The most famous geyser in the world, Old Faithful in Yellowstone National Park, has a mean time between eruptions of 85 minutes. If the interval of time between eruptions is normally distributed with standard deviation 21.25 minutes,
a 70g piece of ice at 0c is added to a sample of water at 6 c, all of the ice melts and the temp of the water decreases to 0 c, how many grams of water were in the sample?
An MOS transistor is fabricated on a p-type silicon substrate with N(a)=2x10^15 cm^-3. The oxide thickness is t(ox)=450A and the equivalent fixed oxide charge is Q'(ss)=5x10^10 cm^-2. Calculate the threshold voltage for (a) an aluminum gate,
A sample of He gas has a volume of 900 mL and a pressure 2.50 atm at 298 K. What is the new pressure when the temperature is changed to 336 K and the volume is decreased to 450 mL?
A railroad car that weighs 20,000lb is traveling eastward with a velocity whose magnitude is 5 fps. A second car, on the same track, that weighs 40,000lb is also traveling in an easterly direction with a velocity of 7.81fps.
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