The electrical resistivities of four materials A, B, C, and D are given below: A = 110×10-8 Ωm B = 1.0×1010 Ωm C = 10.0×10-8 Ωm D = 2.3×103 Ωm Which material is: a) Good conductor b) Resistor c) Insulator d) Semiconductor Answer:
ScienceClass 10ICSEAnswered 27 Mar 2026
Answer
Good conductor is C = 10.0×10-8 Ωm
- Resistor is A = 110×10-8 Ωm
- Insulator is B = 0×1010 Ωm
- Semiconductor is D = 3×103 Ωm