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JEE Main202117 Mar 2021Evening ShiftPhysicsAlternating CurrentActual

Match List-I with List-II List-i List-II a Phase difference between current and voltage in a purely resistive AC circuit i π 2 ; current leads voltage b Phase difference between current and voltage in a pure inductive AC circuit ii zero c Phase difference between current and voltage in a pure capacitive AC circuit iii π 2 ; current lags voltage d Phase difference between current and voltage in an LCR series

Options

  1. A( a ) - ( i ) , ( b ) - ( iii ) , ( c ) - ( iv ) , ( d ) - ( ii )
  2. B( a ) - ( ii ) , ( b ) - ( iv ) , ( c ) - ( iii ) , ( d ) - ( i )
  3. C( a ) - ( ii ) , ( b ) - ( iii ) , ( c ) - ( iv ) , ( d ) - ( i )
  4. D( a )-( ii )  , ( b ) - ( iii ) , ( c ) - ( i ) , ( d ) - ( iv )

Correct answer

D. ( a )-( ii )  , ( b ) - ( iii ) , ( c ) - ( i ) , ( d ) - ( iv )

Step-by-step solution

(d) tan ϕ = V L - V C V R = X L - X C R

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