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प्रश्न
Instead of metal wires, a jute string can be used to make a circuit.
पर्याय
True
False
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उत्तर
This statement is False.
संबंधित प्रश्न
Draw circuit symbols for
a battery of three cells
Draw a circuit diagram to show how 3 bulbs can be lit from a battery so that 2 bulbs are controlled by the same switch the third bulb has its own switch.
The accompanying figure shows some electrical appliances connected in a circuit in a house. Answer the following questions.
- By which method are the appliances connected?
- What must be the potential difference across individual appliances?
- Will the current passing through each appliance be the same? Justify your answer.
- Why are the domestic appliances connected in this way?
- If the T.V. stops working, will the other appliances also stop working? Explain your answer.
Name the instrument used to control current in an electric circuit.
Assertion: In an open circuit, the current passes from one terminal of the electric cell to another.
Reason: Generally, the metal disc of a cell acts as a positive terminal.
The rate of flow of electric charges in a circuit is called ______.
In the following circuits (Figure), heat produced in the resistor or combination of resistors connected to a 12 V battery will be
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| (i) | (ii) | (iii) |
In an electrical circuit two resistors of 2 Ω and 4 Ω respectively are connected in series to a 6 V battery. The heat dissipated by the 4 Ω resistor in 5 s will be
Our body is a ______ of electricity.
In the following arrangement shown in the following figure, the bulb will not glow if the ends A and B are connected with
