A capacitor is charged and then made to discharged through a resistance. The time constant is τ. In what time will the potential difference across the capacitor decreases by 10%? A capacitor is charged and then made to discharged through a resistance. The time constant is τ. In what time will the potential difference across the capacitor decreases by 10%? December 2, 2020 Category: Cengage NEET by C.P Singh , Chapter 3 - Current Electricity , Part 2 , Facebook Messenger WhatsApp Share this:TwitterFacebook Related