For the following questions answer them individually
Which ofthe following materials has a large numberoffree electrons in it?
Ampere is the S.I unit of
Which one of the following material has lowest resistivity?
What will be the value of current (in A) through a resistor of 40 Ohms when theĀ potential difference between two ends of the resistor is 20 V?
Determine the capacitance(in F) of a parallel plate capacitor placed in air if theĀ area of the parallel plate capacitor is $$2m^{2}$$ and the distance between the plates is 0.02 m.
What will be the value of current (in A) through a resistor, when the powerĀ dissipated through the resistor is 40 W and the potential difference between the ends of theĀ resistor is 100 V?
What will be the length (in m) of a 10 Ohm wire, when the resistivity of the wire isĀ 0.1 Ohms-m and the diameter of the wire is 0.5 m?
Two wires of the same cross sectional area have equal length. The resistance ofĀ first wire is three times the resistance of the other. What will be the resistivity (in Ohms-m) of theĀ wire that has low value of resistance,if the resistivity of the other wire is 3 Ohms-m?
Determine the total resistance of the circuit given below.
What will be the value of current āIā (in A) for the given circuit diagram ?