The switch in the circuit shown in the figure opens at t=0 after being closed for a long time. How m

The switch in the circuit shown in the figure opens at t=0 after being closed for a long time.

How many milliseconds after the switch opens is the energy stored in the capacitor 37 % of its final value? Show transcribed image text The switch in the circuit shown in the figure opens at t=0 after being closed for a long time. How many milliseconds after the switch opens is the energy stored in the capacitor 37 % of its final value?