Electricity Tes...

Two wires of resistances 10 $$\Omega$$ and 5 $$\Omega$$ are connected in series.  The effective resistances is _______ $$\Omega$$

If n number of identical resistors of resistance R are connected in parallel combination, then the effective resistance of the combination is ______

Calculate the electrical energy consumed in units when a 60 W bulb is used for 10 hours

The equivalent resistance of the combination of resistors shown in the figure between the points $$A$$ and $$B$$ is:

Effective resistance between $$A$$ and $$C$$ is:

Find the effective resistance, when $$1\Omega$$,  $$10\Omega$$ and  $$4\Omega$$ resistances are connected in series.

Calculate the electric current in the circuit shown.

Some matters do not allow the electricity to pass through it. What is called a matter which does not allow the electricity to pass though it?

$$1$$ ampere is same as ______.

SI unit of current is :