4.The electrical resistivity of a thin lead wire and a thick lead rod are
respectively 1 2 . Then
a) 1 > 2 b) 2 > 1 c)1 = 2 d) 1
2
= ∞
Answers
Answered by
3
Answer:
a) 1 > 2. is correct answer
Answered by
1
Answer:
1>2 because resistivity depends on surface area in contact.
Similar questions