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Two resistors having equal resistances ...

Two resistors having equal resistances are joined in series and a current is passed through the combination. Neglect any variation in resistance as the temperature changes. In a given time interval,

A

equal amounts of thermal energy must be produced in the resistors

B

unequal thermal energy may be produced

C

the temperature must rise equally in the resistor

D

the temperature must rise unequally in the resistors.

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