Biomedical Engineering > GATE 2025 > Semiconductor Physics
Consider two cuboidal blocks of volume 1 cm3 each, one made of gold and the other of undoped silicon. What will happen to the resistivity of these blocks if the temperature is increased from 300 K to 350 K? Choose one of the following.
A
Resistivity of gold increases and undoped silicon decreases
B
Resistivity of gold decreases and undoped silicon increases
C
Resistivity of gold remains same and undoped silicon increases
D
Resistivity of gold decreases and undoped silicon remains same

Correct : a

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