Fig 5 shows a circuit for changing and discharging a capacitor, c, through a variable resistor R. X, Y and T are points on a two-way switch.

      

Fig 5 shows a circuit for changing and discharging a capacitor, c, through a variable resistor R. X, Y and T are points on a two-way switch.
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Explain how the charging and discharging processes are achieved.

  

Answers


John
When T and X are connected, capacitor C is being charged by E. This continues until C attains the same potential as E. When T is connected to Y the capacitor C is being discharged through resistor R. This continues until there is no flow of current.
johnmulu answered the question on May 26, 2017 at 12:23


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