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प्रश्न
If in the following figure, iron nail is replaced by a wooden stick, will the bulb glow or not? Justify your answer.
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उत्तर
No, the bulb will not glow. It is because wood is a non-conductor of electricity.
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संबंधित प्रश्न
Write the properties of this substance.
Salt
Write the properties of this substance.
Flour
Write the properties of this substance.
Coal
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During summer holidays, a group of children collected a lump of salt, green grass, broken glass piece, a small thermocol box, pen, iron nail, glass marbles, hair, naphthalene ball, a piece of sugar candy (mishri) and tried to group them on the basis of properties given in table below. Help them in filling the table.
| Name of the material |
Appearance (Hard/Soft) |
Transparency (Transparent/ Translucent/ Opaque) |
Floats/ Sinks in water |
Soluble/ Insoluble in water |
Arrange the jumbled words to arrive at the appropriate name of material and also write two uses of it.
tcaslpi
