For creating a tester we require

______ bulb is used to detect weak currents in the circuit

Which of the following are good conductors of electricity?

Find the odd man out

Which of the following is bad conductor of electricity?

Choose correct option with respect to conduction of electricity for tap water and distilled water

Which of the following cannot conduct electricity?

Bubbles evolved suggest evolution of gas which is

Which of the following suggests the chemical change?

The greenish blue spot at the copper wire suggests

Change in color of solution is

Conduction of electricity is carried out by

The process of coating one metal with another with the help of electricity is called

Choose the correct option on the situation when electric current is passed through copper sulphate solution

Positively charged copper ions moves towards

Copper atoms moves _______ of battery

Chemical effect of electric current is generally used for

Complete the following sentence, “Deposition of one metal over the other stops _______”

Car parts, bath taps, rim of bicycles are coated with

Electroplating is the process of

To prevent iron can from corrosion it is electroplated with ______

For construction material, iron bars are coated with ______ to prevent iron from corrosion and maintain its strength.

Corrosion of iron to degrade its properties is called

Jewellery makers electroplate less expensive metals with