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Which of the following materials is the ...

Which of the following materials is the best conductor of electricity?

A

Platinum

B

Gold

C

Silicon

D

Copper

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WB JEE PREVIOUS YEAR PAPER-QUESTION PAPER 2009-Multiple Choice Questions (Physics)
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  6. If the charge on a capacitor is increased by 2 coulomb, the energy sto...

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  7. Work done to carry a charge q once along the circular path of radius r...

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  8. Four capacitors of equal capacitance have an equivalent capacitance C(...

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  9. Magnetic field intensity H at the centre of a circular loop of radius ...

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  10. Which of the following materials is the best conductor of electricity?

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  11. One Kg of copper is drawn into a wire of 1mm diameter and a wire of 2m...

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  12. An electrical cable having a resistance of 0.2Omega delivers 10kw at 2...

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  13. A wire of resistance 5Omega is drawn out so that its new length is 3 t...

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  15. To write the decimal number 37 in binary, how many binary digits are r...

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  16. A junction diode has a resistance of 25Omega when forward biased and 2...

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  17. If the electron in a hydrogen atom jumps from an orbit with level n(1)...

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  18. What is the particle x in the following nuclear reaction: ""(4)^(9)Be ...

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  19. An alternating current of rms value 10A is passed through a 12Omega re...

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  20. Which of the following relation represent Biot-Savart's law?

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