Physics, 24.04.2020 18:32 mrblake1594
A sample of Germanium shows no Hall effect. If the mobility of electrons in Germanium is 3500 cm2 /V-sec and that of the holes is 1400 cm2 /Volt-sec, what fraction of the current in the sample is carried by electrons?
Answers: 3
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Aregion of space in which a measurable gravitational force is indicated by the force exerted on a test mass is called
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Acup of coffee sits on the dashboard of an automobile. the car goes around a sharp curve. even though you hold the cup still, coffee still splashes out. this can best be explained due to a) density. b) friction. c) gravity. d) inertia.
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At an oceanside nuclear power plant, seawater is used as part of the cooling system. this raises the temperature of the water that is discharged back into the ocean. the amount that the water temperature is raised has a uniform distribution over the interval from 10° to 25° c. what is the standard deviation of the temperature increase?
Answers: 1
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A1-lb collar is attached to a spring and slides without friction along a circular rod in a vertical plane. the spring has an undeformed length of 5 in. and a constant k =25 lb/ft. knowing that the collar is released from being held at a determine, the speed of the collar and the normal force between the collar and the rod as the collar passes through b.
Answers: 3
A sample of Germanium shows no Hall effect. If the mobility of electrons in Germanium is 3500 cm2 /V...
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