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A man throws a ball with a velocity of 20m/s. After what time will the ball come back to his hands? (Take g =10m/s2)
  • a)
    8 s
  • b)
    2 s
  • c)
    3 s
  • d)
    4 s
Correct answer is option 'D'. Can you explain this answer?
Most Upvoted Answer
A man throws a ball with a velocity of 20m/s. After what time will the...
T1=(0-20)\-10
=2
t2 will be equal to t1

Total time=4 seconds
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Community Answer
A man throws a ball with a velocity of 20m/s. After what time will the...
This is because the question says thrown so we have to calculate both the time taken for the ball to go up and come down, according to my calculations it will be 2 sec + 2 sec which will be 4 sec.
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