A steady `P.D` of `10 V` produces heat at a rate `'x'` in resistor. The peak value of `A.C` voltage which will produce heat at rate of `x//2` is same resistor is

10 kJ/s of heat is produced when a DC flows through a 100 Omega resistor. Which of the following ac produces nearly same heat per sec through the same resistor ?

10 kJ/s of heat is produced when a DC flows through a 100 Omega resistor. Which of the following ac produces nearly same heat per sec through the same resistor ?

A 40 V battery of internal resistance 6 Omega is connected to a variable resistor.At what value of the current drawn from the battery is the rate of heat produced in the resistor is maximum?

A 40 V battery of internal resistance 6 Omega is connected to a variable resistor.At what value of the current drawn from the battery is the rate of heat produced in the resistor is maximum?

120 V AC voltage is applied to 10 ohm resistance. The peak voltage across the resistor is

A 24 V battery of internal resistance 4Omega is connected to a variable resistor. AT what value of the current drawn form the battery is the rate of heat produced in the resistor maximum?

A 24 v battery of internal resistance 4Omega is connected to a variable resistor. At what value of the current drawn from the battary is the rate of heat produced in the resistor maximum?

Heat is produced at a rate given by H in a resistor when it is connected across a supply of voltage V. If now the resistance of the resistor is doubled and the supply voltage is made V/3 then the rate of production of heat in the resistor will be

The RMS value of AC which when passed through a resistor produces heat, which is twice that produced by a steady current of 1.414A in the same resistor is