to a 100V mains as shown in figure. What will be the value of R so that the heater operates with a power of 62.5W?

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A heater is designed to operate with a power of 1000W in a 100V line. It is connected in combination with a resistance of 10Ω and a resistance R, to a 100V mains as shown in figure. What will be the value of R so that the heater operates with a power of 62.5W?
06
Dec
A heater is designed to operate with a power of 1000W in a 100V line. It is connected in combination with a resistance of 10Ω and a resistance R, to a 100V mains as shown in figure. What will be the value of R so that the heater operates with a power of 62.5W? A [...]
Posted in: Cengage JEE Mains Physics by B.M Sharma , Chapter 20 - Heating Effects of Current and Instruments ,
Tags: A heater is designed to operate with a power of 1000W in a 100V line. It is connected in combination with a resistance of 10Ω and a resistance R , to a 100V mains as shown in figure. What will be the value of R so that the heater operates with a power of 62.5W? ,