Jee Main
Current Electricity
JEE Main 2023 (Online) 30th January Morning Shift
MCQ+4 / -12023
The charge flowing in a conductor changes with time as \(\mathrm{Q}(\mathrm{t})=\alpha \mathrm{t}-\beta \mathrm{t}^{2}+\gamma \mathrm{t}^{3}\). Where \(\alpha, \beta\) and \(\gamma\) are constants. Minimum value of current is :