Examlex
The current density is the same in two wires.Wire A has twice the free electron concentration of wire B.The drift speed of electrons in A is:
Q2: A single loop of wire with a
Q18: A battery of emf 24 V
Q21: A wire carrying a charge density of
Q26: The mass of an oxygen molecule is
Q28: If a circuit has L closed loops,
Q44: Resistor 1 has twice the resistance of
Q50: The coefficient of linear expansion of
Q61: Oxygen has a molar mass of 32
Q67: A diatomic gas can have internal energy
Q79: What is the limiting low temperature of