Series and Parallel Circuits

Q. in the parallel connection of electrical appliances in a circuit is same for all the components.

1. Current
2. Voltage
3. Resistance
4. Power

Q.

What are the characteristics of the combination of resistors in parallel.

Q. When the positive terminals are connected together and the negative terminals are connected together, the connection is known as a ___ connection.

Q. When the positive terminals are connected together and the negative terminals are connected together, the connection is known as a parallel connection.

1. True
2. False

Q.

What do you mean by an electrical circuit? What are the components of an electrical circuit? [5 MARKS]

Q.

What is an electric circuit? Will there be a flow of electric current in an open circuit? [2 MARKS]

Q.

Which of the following is correct with regard to a closed circuit consisting a cell, bulb and switch in series.

1. the current passes from one terminal of the electric cell to the other

2. the current does not pass from one terminal of the electric cell to the other

3. there is no presence of switch

4. None of these

Q. Three identical electric bulbs are connected parallel to each other. On connecting their combination across a source of emf having stabilized voltage and negligible resistance, all bulbs glow with full brightness. Suddenly a bulb fuses. The other bulbs will glow.

1. Brighter
2. Dimmer
3. With same initial intensity
4. Zero, as those will also fuse.

Q. In a parallel circuit, failure of one appliance will not affect the others.

1. True
2. False