If a heater is connected to 100 V , the power delivered is 100 W . Connecting `10Omega` resistance in series with the heater and a resistance to the same 100 V line .waht should be the value of R to obtain 62.5 W power in the heater ?

A 100 V voltmeter of internal resistance 20 k Omega n series with a high resistance R is connected to 110 V line. The voltmeter reads 5V, the value of R is -

A heater is designed to operate with a power of 1000W in a 100 V line. It is connected in combination with a resistance of 10 Omega and a resistance R , to a 100 V mains as shown in figure. What will be the value of R so that the heater operates with a power of 62.5W ?

A heater is designed to operate with a power of 1000W in a 100 V line. It is connected in combination with a resistance of 10 Omega and a resistance R , to a 100 V mains as shown in figure. What will be the value of R so that the heater operates with a power of 62.5W ?

A heater is designed to operate with a power of 1000W in a 100 V line. It is connected in combination with a resistance of 10 Omega and a resistance R , to a 100 V mains as shown in figure. What will be the value of R so that the heater operates with a power of 62.5W ?

A heater is designed to operate with a power of 1000W in a 100V line. It is connected in combination with a resistace of 10 Omega and a resitance. R, to a 100V mains, as shown in Fig. 6.6 What should be the value of R so that the heat operates with a power of 62.5 W ?

A 100 V voltmeter of internal resistance 20 k Omega in series with a high resistance R is connected to a 110 V line. The voltmeter reads 5 V , the value of R is

A 100 V voltmeter of internal resistance 20 k Omega in series with a high resistance R is connected to a 110 V line. The voltmeter reads 5 V , the value of R is