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PRACTICE · MEMBERSIntermediate · Single correct

PRACTICE / Spring work

Two springs support one slider

Springs of stiffness 100 and 200 N/m act in parallel on a slider. A steady 15 N force holds it in equilibrium.

Find the common extension.

Organize the givens & assumptions
  • k₁ = 100 N/m
  • k₂ = 200 N/m
  • F = 15 N

Linear springs attached in parallel to one rigid slider; equal extensions and static equilibrium.

  1. A0.15 m0.15\ \mathrm m
  2. B0.075 m0.075\ \mathrm m
  3. C0.225 m0.225\ \mathrm m
  4. D0.050 m0.050\ \mathrm m

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