Standard Science Primary 6 Interactions

A spring is 12 cm long when no weight is attached. When a 50 g weight is hung on it, the length becomes 15 cm. What is the extension of the spring?

A 12 cm
B 3 cm
C 15 cm
D 27 cm
Show Worked Solution

Worked Solution

Step 1: Extension = New Length - Original Length. Step 2: Extension = 15 cm - 12 cm. Step 3: Result is 3 cm.

Correct answer: 3 cm

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