<p>A 50&nbsp;<math xmlns="http://www.w3.org/1998/Math/MathML"><mi>&#956;</mi></math>F capacitor, 0.05 H inductor and a 48<math xmlns="http://www.w3.org/1998/Math/MathML"><mi>&#937;</mi></math>&nbsp;resistor are connected in series with an a.c. source of emf,&nbsp;<math xmlns="http://www.w3.org/1998/Math/MathML"><mi>&#949;</mi></math>&nbsp;= 310 sin 314t. Calculate the reactance of the circuit and tell its nature. What is the phase angle between the current and the applied emf?</p>