The extension in a spring when 5g wt was hung from it was 0.56cm. If Hooke’s law is obeyed, What is the extension caused by a load of 20g wt?
-
A.
1.12m -
B.
2.14cm -
C.
2.52cm -
D.
2.80cm -
E.
2.24cm
Correct Answer: Option E
Explanation
Extension & Load
Extension = K constant
(frac{text{load}}{0.56cm}) = (frac{X}{20g})
X = 2.24cm