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The variation of the vertical speed with time of a ball falling in air is shown below.

During the time from 0 to T, the ball gains kinetic energy and loses gravitational potential energy ΔEP.
Which of the following statements must be correct?
  • a)
    ΔEP is equal to the gain in kinetic energy
  • b)
    ΔEP is equal to the work done against air resistance
  • c)
    ΔEP is greater than the gain in kinetic energy
  • d)
    ΔEP is less than the work done against air resistance
Correct answer is option 'C'. Can you explain this answer?
Verified Answer
The variation of the vertical speed with time of a ball falling in air...
By COE loss in gravitational P.E. = gain in K.E.
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The variation of the vertical speed with time of a ball falling in air is shown below.During the time from 0 to T, the ball gains kinetic energy and loses gravitational potential energy ΔEP.Which of the following statements must be correct?a)ΔEP is equal to the gain in kinetic energyb)ΔEP is equal to the work done against air resistancec)ΔEP is greater than the gain in kinetic energyd)ΔEP is less than the work done against air resistanceCorrect answer is option 'C'. Can you explain this answer?
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The variation of the vertical speed with time of a ball falling in air is shown below.During the time from 0 to T, the ball gains kinetic energy and loses gravitational potential energy ΔEP.Which of the following statements must be correct?a)ΔEP is equal to the gain in kinetic energyb)ΔEP is equal to the work done against air resistancec)ΔEP is greater than the gain in kinetic energyd)ΔEP is less than the work done against air resistanceCorrect answer is option 'C'. Can you explain this answer? for JEE 2025 is part of JEE preparation. The Question and answers have been prepared according to the JEE exam syllabus. Information about The variation of the vertical speed with time of a ball falling in air is shown below.During the time from 0 to T, the ball gains kinetic energy and loses gravitational potential energy ΔEP.Which of the following statements must be correct?a)ΔEP is equal to the gain in kinetic energyb)ΔEP is equal to the work done against air resistancec)ΔEP is greater than the gain in kinetic energyd)ΔEP is less than the work done against air resistanceCorrect answer is option 'C'. Can you explain this answer? covers all topics & solutions for JEE 2025 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for The variation of the vertical speed with time of a ball falling in air is shown below.During the time from 0 to T, the ball gains kinetic energy and loses gravitational potential energy ΔEP.Which of the following statements must be correct?a)ΔEP is equal to the gain in kinetic energyb)ΔEP is equal to the work done against air resistancec)ΔEP is greater than the gain in kinetic energyd)ΔEP is less than the work done against air resistanceCorrect answer is option 'C'. Can you explain this answer?.
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