If the length of a 40 cm spring increases to 64 cm when a 7 kg weight is hanging from it, what is the spring's constant?
1 Answer
Dec 9, 2015
Explanation:
you can simply apply the data into the equation
where
nevertheless, according to newton's third law, the inner force that occur inside the spring is equal to the force that is put to it from the outside. which is the weight of the object.
applying the data,