C6

Question 1

Investigating Hookes law
Accuracy
Reliability

Answer 1

• attach spring at one end using clamp, boss and clamp stand secured to bench using G-clamp/large mass
• slot masses - record total mass added + new length

plot f-x graph

Accuracy
- weigh slotted masses using digital balance
-read at eye level to prevent parallax errors
set square to prevent parallax errors

Reliability

• 6 different readings
• repeat each reading at least once