An AC current is given by I = I1 sin$\omega$t + I2 cos$\omega$t. A hot wire ammeter will give a reading :

Question

An AC current is given by I = I₁ sin$\omega$t + I₂ cos$\omega$t. A hot wire ammeter will give a reading :

${{{I_1} + {I_2}} \over {\sqrt 2 }}$

$\sqrt {{{I_1^2 - I_2^2} \over 2}} $

$\sqrt {{{I_1^2 + I_2^2} \over 2}} $

${{{I_1} + {I_2}} \over {2\sqrt 2 }}$

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