Quote Originally Posted by wombat2go View Post
Typical Flash 250 uF 330 V Nom initial discharge power = V^2/R = 330 *330/100000 = 1.1 Watt
1 Watt might be OK for tube Hi Fi etc where the voltage is lower.
1 watt is enough because it's 100K rather than 10K in your first example. The voltages are similar.