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Class 10 Science Medium Mcq English Medium

Metals and alloys generally have resistivity in the range of:

Question
Metals and alloys generally have resistivity in the range of:
10^-8 to 10^-6 ohm-metre
10^8 to 10^10 ohm-metre
10^12 to 10^17 ohm-metre
10^-20 to 10^-15 ohm-metre
Answer
10^-8 to 10^-6 ohm-metre
Detailed Explanation
Good conductors like metals and alloys have low resistivity, typically 10^-8 to 10^-6 ohm-metre.
What is the SI unit of electric current? Science · Electricity Electric current is defined as the rate of flow of: Science · Electricity The direction of conventional electric current in a circuit is taken as the direction of flow of: Science · Electricity One coulomb of charge is equivalent to the charge of nearly: Science · Electricity

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