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JIPMER 2013
Exam
JIPMER
Year
2013
Subject
Physics
Chapter
Work, Power and Energy

JIPMER 2013 · Physics · Work, Power and Energy

A gas expands 0.25 ~m^3 at constant pressure 10^3 ~N / m^2 , the...

A gas expands 0.25 m30.25 \mathrm{~m}^3 at constant pressure 103 N/m210^3 \mathrm{~N} / \mathrm{m}^2, the work done is

Options

  1. A250 N
  2. B250 W
  3. C250 J
  4. D2.5 erg

Correct answer

C. 250 J

Step-by-step solution

From the formula of work done W=pΔV=103×0.25=250 JW=p \Delta V=10^3 \times 0.25=250 \mathrm{~J}
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