<p>Alternating emf,&nbsp;<math xmlns="http://www.w3.org/1998/Math/MathML"><mi>&#949;</mi></math>&nbsp;= 220 sin 100<math xmlns="http://www.w3.org/1998/Math/MathML"><mi>&#960;</mi></math>t is applied to a circuit containing an inductance of 1/<math xmlns="http://www.w3.org/1998/Math/MathML"><mi>&#960;</mi></math>&nbsp;H. Write an equation for instantaneous current through the circuit. What will be the reading of an a.c. ammeter if connected in the circuit?</p>