Electricity

In a dry cell, the carbon rod acts as a _______________.

• Anode

• Cathode

• Electrolyte

Simple voltaic cell was discovered by________________.

• Alessandro Volta

• Benjamin Franklin

• Luigi Galvani

Nickle-Cadmiun cell is an example of _____________.

• Primary cell

• Secondary cell

• Solar cell

The device which opens or closes the circuit is called _______________.

• Load

• Battery

• Switch

____________ is used as an electrolyte in a dry cell.

• Dilute Hydrochloric acid

• Dilute sulphuric acid

• moist paste of ammonium chloride

__________ is/ are the examples of primary cells.

• Simple voltaic cell

• Daniel cell

• Leclanche cell

• All of the above

The filament in an incandescent bulb is made up of _________-

• Tungsten

• Aluminium

• Iron

• Glass

Which of the following is/are the components of an electric circuit?

• Cell

• Connecting wire

• Bulb

• All of the above

The device which converts chemical energy to electrical energy is called ________.

• Bulb

• Cell

• switch

• None of the above

A device composed of one or more electrochemical cells is called_________.

• Battery

• Voltaic cell

• Dry cell

• accumulators