A) Copper
B) Brass
C) Carbon
D) Aluminum
"Show Answer" লেখায় ক্লিক করলে উত্তর অপশন দেখাবে।
Which of the following materials has a negative temperature co-efficient of resistance?
A) Copper
B) Brass
C) Carbon
D) Aluminum
A) Copper
B) Brass
C) Carbon
D) Aluminum
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