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प्रश्न
If in figure given above, iron nail is replaced by a wooden stick, will the bulb glow or not? Justify your answer.
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
Short Answer Type Question:
Metals have lustre (shine). Give the reason why some metal articles become dull and loose their shine.
Short Answer Type Question:
Metals generally occur in solid state and are hard. Name a metal that exists in liquid state and a metal that is soft and can be cut with knife.
Find the odd one out from the following:
Find the odd one out from the following:
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Group them as:
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- Eatables and non-eatables
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- mirror
- stainless steel plate
- glass tumbler
Which of the above materials will you identify as transparent?
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Make any three pairs of substances where one substance is soluble in the other and any three pairs of substances where one substance remains insoluble in the other substances.
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