Two identical resistors of resistance R are connected in series with a battery of potential difference V for time t. The resistors are later connected in parallel and the same battery is connected across the combination for time t. Compare the heat produced in the two cases.

When a battery is connected across a parallel combination of two unequal resistances.

Two identical p-n juctions may be connected in series with a battery in three ways.the potential difference across the two p-n junction are equal in

When a battery is connected across series connection of two unequal resistances.

First a set of n equal resistors of R each are connected in series to a battery of emf E and internal resistance R. A current I is observed to flow. Then the n resistors are connected in parallel to the same battery. It is observed that the current is increased 10 times. What is 'n'?

Total power consumed when two resistors of resistance R are connected in series is P. How much power is consumed when they are connected in parallel ?

When two resistors of R value connected in parallel what is equivalent resistance '?

A set of n identical resistors, each of resistance R Omega , when connected in series have an effective resistance X Omega and when the resistors are connected in parallel, their effective resistance is Y Omega . Find the relation between R, X and Y.

A set of 'n' equal resistors, of value 'R' each, are connected in series to a battery of emf 'E' ,and internal resistance 'R'. The current drawn is I. Now, the 'n' resistors arc connected in parallel to the same battery. Then the current drqwn from battery becomes 10 I. The value of 'n' is

For three resistors of different value connected in series obtain equation of equivalent resistance. From this write equation of n resistors connected in series.

Three resistors of resistances 2 Omega, 3 Omega and 5 Omega are connected in series with 10 V battery. The voltage across 2Omega resistor will be ………………… .