https://padlet.com/chortong_tp/dhq28gan7erm Double click within the embedded Padlet or click the "+" button locate at buttom right to create post. en-us 2019-04-02 01:15:59 UTC 2026-01-24 02:04:11 UTC hello@padlet.com chortong https://padlet.com/chortong_tp/dhq28gan7erm/wish/347508968 Forward biased voltage is 0.7V for silicon diode]]> 2019-04-02 08:08:10 UTC https://padlet.com/chortong_tp/dhq28gan7erm/wish/347508968