A. Conduction
B. Convection
C. Radiation
D. Expansion

Correct Answer:

Option D – Expansion

Explanation

Conduction, conveying of heat or electricity through a material medium is required

SEE ALSO  A cell of e.m.f. 1.5V is connected in series with a resistor of resistance 3.0Ω. A voltmeter connected across the cell registers 0.9V. Calculate the internal resistance of the cell?

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