KCET2025PhysicsCurrent Electricity
The variations of resistivity with absolute temperature T for three different materials X , Y and Z are shown in the graph below. Identify the materials X , Y and Z .
Options
- AX - copper, Y - semiconductor, Z - nichrome
- BX - semiconductor, Y - nichrome, Z - copper
- CX - nichrome, Y - copper, Z - semiconductor
- DX - copper, Y - nichrome, Z - semiconductor
Correct answer
D. X - copper, Y - nichrome, Z - semiconductor
Step-by-step solution
X is copper, Y is nichrome, Z is semiconductor