Answered: Calculate the drift velocity of free…

Related questions

Question

Calculate the drift velocity of free electrons if a current of 200 A is maintained in a conductor of cross-section 10-3m2. The number density of free electrons is 96 × 1020 m-3.

a) 130.20 ms-1

b) 13.020 ms-1

c) 1.3020 ms-1

d) 0.1302 ms-1

Expert Solution

Step by step

Solved in 2 steps

SEE SOLUTION Check out a sample Q&A here

Similar questions

A wire is 1.2 m long and 1.2 mm² in cross-sectional area. It carries a current of 5.6 A when a 3.0 V potential difference is applied between its ends. Calculate the conductivity of the material of which this wire is made. Number i 1 Units (Q.m)^-1
Problem 3: A 1.2 g wire has a density of 2.7 g/cm3 and a resistivity of 2.7 × 10−8 Ωm. The wire has a resistance of 15 Ω. a) How long is the wire? b) The wire is made up of atoms with valence 1 and molar mass 26.98 g/mol. What is the drift speed of the electrons when there is a voltage drop of 30 V across the wire?
Copper has 8.5×1028 electrons per cubic meter. How many electrons are there in a 50.0 cm length of 12-gauge copper wire (diameter 2.05 mm)? If a current of 2.10 A is flowing in the wire, what is the average drift speed of the electrons along the wire? (There are 6.24×1018 electrons in 1 coulomb of charge.)
Given the following expression for the current i (t) Where, Io 4 A and tı 3 s. Assume that the charge at t 0 is zero, i.e. q(0)-0. What is the value for charge at t 3.5s: q(3.5)-O C Unknown q(3.5)-4 C q(3.5)- 14 C