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10 Question-answer on resistance 1.        The length of a conductor is halved, its conductivity will be: (a)     Doubled (b)    Halved (c)     Quadrupled (d)    Unchanged Ans: (d) 2.        The length of a conductor is doubled. Its conductance will be: (a)     Unchanged (b)    Halved (c)     Doubled (d)    Quadrupled Ans: ( b) 3.        The length and area of cross-section of a conductance are doubled its resistance is: (a)     Unchanged (b)    Halved (c)     Doubled (d)    Quadrupled Ans: (a) 4.        The length of a conductor is doubled and its radius is halved, its specific resistance is (a)     Unchanged (b)    Halved (c)     Doubled ...