A capacitor charges from a cell through a resistance. The time constant is τ. In what time will the capacitor collect 10% of the final charge? A capacitor charges from a cell through a resistance. The time constant is τ. In what time will the capacitor collect 10% of the final charge? December 2, 2020 Category: Cengage NEET by C.P Singh , Chapter 3 - Current Electricity , Part 2 , Facebook Messenger WhatsApp Share this:TwitterFacebook Related