<p>A coil of resistance 300<math xmlns="http://www.w3.org/1998/Math/MathML"><mi>&#937;</mi></math>&nbsp;and inductance 1.0H is connected across an alternating voltage of frequency 300/2&nbsp;<math xmlns="http://www.w3.org/1998/Math/MathML"><mi>&#960;</mi><mo>&#160;</mo><mi>H</mi><mi>z</mi></math>. Calculate the phase difference betwen the voltage and current in the circuit.</p>