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

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 heater is designed to operate with a power of 1000 walts in a 100 volt line. It is connected in a combinations with a resistance of 10 ohms and a resistance R to a 100 volts mains as shown in figure. What should be the value of R so that the heater operates with a power of 62.5 watts. .

An electric heater is designed to operate in 100V main with a power output of 1000W .When it is connected to a 25V source,power output is:

A toaster operating at 240 V has a resistance of 120 Omega . The power is

A 500 W heater is designed to operate at 200 V potential difference. If it is connected across 160 V line, the heat it will produce in 20 minutes is