According to Lenz's law, the induced current in a circuit always flows to oppose the external magnetic field through the circuit.
A) True B) False
Question 2
How many molecules are in (a) 1.0 cm3 of air at STP and (b) 1.0 cm3 of helium at STP? (R = 8.31 J/mol . K, NA = 6.022 1023 molecules/mol)
What will be an ideal response?