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A ball is released from a height h. If t1 and t2 be the time required to complete first half and second half of the distance respectively. Then, choose the correct relation between t1 and t2.

Option 1 -

t 1 = ( 2 ) t 2

Option 2 -

t 1 = ( 2 − t ) t 2

Option 3 -

t 2 = ( 2 + t ) t 1

Option 4 -

t 2 = ( 2 − 1 ) t 1

0 2 Views | Posted 2 months ago
Asked by Shiksha User

  • 1 Answer

  • P

    Answered by

    Payal Gupta | Contributor-Level 10

    2 months ago
    Correct Option - 4


    Detailed Solution:

    h2=12gt12

    h = 12g (t1+t2)2

    from (i) and (ii) :-

    12gt12=g4 (t1+t2)2

    2t12= (t1+t2)2

    2t1=t1+t2

    t1=t22−1= (2+1)t2

    t2= (2−1)t1

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