Electricity Quiz 6

Three resistors of values 2 Ω, 4 Ω, 6 Ω are connected in parallel. The equivalent resistance of combination of resistors is …………

A uniform wire of resistance 50 Ω is cut into five equal parts. These parts are now connected in parallel. Then the equivalent resistance of the combination is …………

Two resistors of values x and x/2 are connected in parallel combination. Their effective resistance is …………

A 100 Ω resistance is cut into five equal parts and are connected in parallel. The equivalent resistance is …………

If the length and diameter of a conductor both are halved, the resistance of the conductor becomes …………

Two resistors are connected in …….. then same current flows through two resistors.

Three resistors 2 Ω, 3 Ω and R Ω are connected in series to a battery of voltage 20 V. If the current through the circuit is 1 ampere then the value of R is ……… ohm

Three resistors each of value 3 Ω are connected, in parallel combination. Their equivalent resistance is ………

At constant temperature the ratio of potential difference to current is not constant for the following ……………

If the potential difference in a circuit is 240 V and the resistance is 60 Ω then the current flowing through the circuit is …………

Three resistors of resistances 3 Ω, 4 Ω and 6 Ω are connected in parallel. The combination is connected to a battery of 8 V. The current in the circuit is …………

Which one of the following material has high resistivity

The equivalent resistance is 8 Ω when two resistances are connected in series and 1.5 Ω when they are connected in parallel then the values of these resistances is …………

Which among the following materials have their resistivity of the order of $10^{14}\,to\,10^{16}$ Ω – m

Volt per ampere is called