A spring is 12 cm long. A 50g weight extends it by 2 cm. What is the total length of the spring when a 150g weight is hung on it?
Show Worked Solution
Worked Solution
Step 1: Extension for 50g = 2 cm.
Step [2-9]: Extension for 150g (3 times 50g) = 2 cm x 3 = 6 cm.
Step [2-9]: Total length = Original length (12 cm) + Extension (6 cm) = 18 cm.
Correct answer: 18 cm
Want more questions like this? Superholic Lab has 10,000+ MOE-aligned questions with full worked solutions.
Start Free Trial — 7 Days Free