AP Physics 1mediummcq1 pt
A spring stretches 0.20 m when a 0.50 kg mass hangs from it (g = 10 m/s²). The spring constant is
A.25 N/m
B.2.5 N/m
C.50 N/m
D.100 N/m
Explanation
Core Concept
k = mg/x = (0.50)(10)/0.20 = 25 N/m.
Correct Answer
A25 N/m
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