Q.

An object falls a distance D from rest. The object travels a distance 0.51 D in last 2 seconds. The time taken by the object to cover the distance D is

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a

307s

b

5s

c

103s

d

203s

answer is A.

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Detailed Solution

For distance Question Image:

S = Question Image

S = Question Image

Question Image = Question Image

D = Question Image

Now, for total distance D;

S = Question Image

S = Question Image

Question Image = Question Image

Question Image

t = Question Image

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