How many turns of wire are needed in a circular coil
A magnetic field increases from 0 to 0.12 T in 1.8 s. How many turns of wire are needed in a circular coil 14 cm in diameter to produce an induced emf of 5.4 V?
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The interior of the house is maintained at Ti=75ºF by an air condition unit working continuously. 1) Calculate the rate of heat exhausted by the air condition unit.
E = Blv, at B = magnetic flux density, T l = length of the conductor cutting the field, m v = speed at which the conductor cuts the field, m/s Faraday's Law, Newton's Law is used to calculate the velocity. The only force on the bar is from the gra
Assume an elastic collision with the ground instantaneously reverses the velocity of the basketball while the tennis ball is still moving down because the balls have separated a bit while falling. The two balls meet in an elastic collision. To wha
A 3.3T magnetic field makes a 45 degree angle with a square loop 32cm on a side. What's the magnetic flux through the loop? Express your answer to two significant figures and include the appropriate units.
Find the peak emf in this coil when it's rotating at 110Hz in a strong 6.6T field. Express your answer to one significant figure and include the appropriate units.
A 220-turn coil carries 320mA . If the magnetic flux through the coil due to this current is 0.80Wb, what's the coil's inductance? Express your answer to two significant figures and include the appropriate units.
The estimate of the population proportion is to be within plus or minus .05, with a 99 percent level of confidence. The best estimate of the population proportion is .19. How large a sample is required?
A population is estimated to have a standard deviation of 13. We want to estimate the population mean within 3, with a 99 percent level of confidence.
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Explain the risks of not reporting the results of your forensic assessment findings accurately. Provide specific examples.
Read "The Effect of Tart Cherry Juice Compared to a Sports Drink and Cycling Exercise Performance, Substrate Metabolism, and Recovery" from University Library
Identify and analyze one resource that provides information regarding services for dealing with and treating substance use and abuse in youth or adolescence.
Discuss how culture may influence one's perceptions. Provide an example of how culture may impact the interaction between a patient/client
Write an essay describing your achievement of a goal and your friends or family member's achievement of a goal using motivational theory
Pets can have a therapeutic effect on people; they seem to have the power to calm the anxious and cheer the depressed. Give three reasons
Review Chapter 12 and consider how your culture has impacted your worldview and personality. Pay particular attention to the section on characteristics of Cult