Question
Physics Question on mechanical properties of solids
According to the Hooke's law, the force required to change the length of a wire by 'l' is proportional to :
A
l−2
B
l−1
C
l
D
l2
Answer
l
Explanation
Solution
Answer (c) l
According to the Hooke's law, the force required to change the length of a wire by 'l' is proportional to :
l−2
l−1
l
l2
l
Answer (c) l