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Sahay Sir > Question Answers > Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) > The voltage of an AC source varies with time according to the relation: E = 120 sin 100 pie t cos 100 pie t V. What is the peak voltage of the source ?

The voltage of an AC source varies with time according to the relation: E = 120 sin 100 pie t cos 100 pie t V. What is the peak voltage of the source ?

The voltage of an AC source varies with time according to the relation: E = 120 sin 100 pie t cos 100 pie t V. What is the peak voltage of the source ?