B. the length of the spring. If a force of 3N is hung on it; assuming Hooke's law is obeye TAKE HOME ASSIGNMENT
State Hooke's law of elasticity,
Sketch the graph of stress/extension against strain/load and locate the:
a. Proportionality limit
b. Elastic limit
c. Yield point
d. Breaking point
e. Elastic region
f. Plastic region. (Use A4 paper or Cardboard sheet)
3.
A spiral spring has a length of 14cm when a force of 4N is hung on it. A force of ON
extends the spring by 4cm. Calculate the:
a. unstretched length of the spring;
A