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प्रश्न
Silver is a good conductor but it is not preferred for making electric wires. Why?
एका वाक्यात उत्तर
उत्तर
Silver is a good conductor. But it is a costly metal. So it is not preferred for making electric wire.
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पाठ 2: Electricity - Evaluation [पृष्ठ ३०]
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संबंधित प्रश्न
Select the correct alternative
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0.8 C charge passes through a cross-section of a conductor in 5 s. Calculate the current.
Differentiate between:
Conductors and insulators.
Write one use of insulators.
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Electric current can flow through metals.
Explain why the bulb would not glow in the arrangement shown in Figure.
Which of the following is an electrical conductor?
Observe figure.
 |
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| A | B |
Which of these two circuits A or B shows the correct observation?
Insulators do not carry electric currents because they do not have free electrons.
