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CA Foundation Physics — practice by topic

Browse 1 questions across 1 Physics topics. Choose what you want to revise, then open a question to check its answer and worked solution.

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Physics topics

Mechanical Properties of Solids and Fluids (1)

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If a 10% fall in price raises quantity demanded by 25%, demand isRead the answer and worked solution →

Worked practice questions

If a 10% fall in price raises quantity demanded by 25%, demand is

  1. elastic
  2. perfectly inelastic
  3. unit elastic
  4. inelastic
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Correct answer: A. elastic

Elasticity = 25/10 = 2.5 > 1, so demand is elastic.

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