ICSE Class 10 Mathematics Question 32 of 49

Multiple-Choice Questions — Question 32

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Question 32

A cylindrical metallic wire is stretched to double its length. Which of the following will NOT change for the wire after stretching?

  1. Its curved surface area

  2. Its total surface area

  3. Its volume

  4. Its radius

Answer

On changing the shape of a container, its volume remains same.

Hence, Option 3 is the correct option.


Source: This question is from Multiple-Choice Questions, Mathematics — Class 10, ICSE Board.

Key Concepts Covered

This question tests your understanding of the following concepts from the chapter Multiple-Choice Questions: Question, Cylindrical, Metallic, Wire, Stretched, Double. These are fundamental topics in Mathematics that students are expected to master as part of the ICSE Class 10 curriculum.

A thorough understanding of these concepts will help you answer similar questions confidently in your ICSE examinations. These topics are frequently tested in both objective and subjective sections of Mathematics papers. We recommend revising the relevant section of your textbook alongside practising these solved examples to build a strong foundation.

How to Approach This Question

Read the question carefully and identify what is being asked. Break down complex questions into smaller parts. Use the terminology and concepts discussed in this chapter. Structure your answer logically — begin with a definition or key statement, then provide supporting details. Review your answer to ensure it addresses all parts of the question completely.

Key Points to Remember

  • Always show your working steps clearly.
  • Verify your answer by substituting values back into the equation.
  • Practice similar problems from the textbook exercises.
  • Memorise important formulae and their conditions of applicability.

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