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A point P moves in counter-clockwise direction on a circular path as shown in the figure. The movement of 'P' is such that it sweeps out a length s = t3 + 5, where s is in metres and t is in seconds. The radius of the path is 20 m. The acceleration of 'P' when t = 2 s is nearly.
  • a)
     13m/s2
  • b)
    12 m/s2
  • c)
    7.2 ms2
  • d)
    14m/s2
Correct answer is option 'D'. Can you explain this answer?
Verified Answer
A point P moves in counter-clockwise direction on a circular path as s...
Tangential acceleration 
Radial acceleration 
At t = 2s,   at = 6 ´ 2= 12 m/s2
∴ Resultant acceleration
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A point P moves in counter-clockwise direction on a circular path as shown in the figure. The movement of 'P' is such that it sweeps out a length s = t3 + 5, where s is in metres and t is in seconds. The radius of the path is 20 m. The acceleration of 'P' when t = 2 s is nearly.a)13m/s2b)12 m/s2c)7.2 ms2d)14m/s2Correct answer is option 'D'. 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 A point P moves in counter-clockwise direction on a circular path as shown in the figure. The movement of 'P' is such that it sweeps out a length s = t3 + 5, where s is in metres and t is in seconds. The radius of the path is 20 m. The acceleration of 'P' when t = 2 s is nearly.a)13m/s2b)12 m/s2c)7.2 ms2d)14m/s2Correct answer is option 'D'. Can you explain this answer? covers all topics & solutions for JEE 2025 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for A point P moves in counter-clockwise direction on a circular path as shown in the figure. The movement of 'P' is such that it sweeps out a length s = t3 + 5, where s is in metres and t is in seconds. The radius of the path is 20 m. The acceleration of 'P' when t = 2 s is nearly.a)13m/s2b)12 m/s2c)7.2 ms2d)14m/s2Correct answer is option 'D'. Can you explain this answer?.
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