When applying an electric field of magnitude 20.07 megavolts per meter across a resistor made from an unknown material, the measured magnitude of the current density is given as 14.28 microamperes per square meter. Solve for the mean time per collision, in 10-33 seconds, if the electron volume concentration of the material is known to be 6.50 × 1028 electrons per cubic meter. Use the elementary unit of charge to be e = 1.6 × 10-19 coulombs and the mass of an electron to be 9.11 × 10-31 kilograms

When applying an electric field of magnitude 20.07 megavolts per meter across a resistor made from an unknown material, the measured magnitude of the current density is given as 14.28 microamperes per square meter. Solve for the mean time per collision, in 10-33 seconds, if the electron volume concentration of the material is known to be 6.50 × 1028 electrons per cubic meter. Use the elementary unit of charge to be e = 1.6 × 10-19 coulombs and the mass of an electron to be 9.11 × 10-31 kilograms

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