1.
If the tension on a wire is removed at once, then
A
it will break
B
its temperature will reduce
C
there will be no change in its temperature
D
its temperature increases
View Answer
Correct Answer: D — its temperature increases
Explanation:
CONCEPT: Tension is a kind of Force applied to a string or wire along the length from both ends to stretch it. SI unit of Tension is Newton. EXPLANATION: When Tension on a wire is applied, due to forces from both ends the distance between its atoms increases.