A car accelerates from rest at a constant rate for first 10s and covers a distance x. It covers a distance y in next 10s at the same acceleration. Then, which of the following is true?
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a
x = 3y
b
y = 3x
c
x = y
d
y = 2x
answer is B.
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Detailed Solution
Ration of distance travelled by body moving with constant acceleration, starting from rest is1 : 3 : 5 ⇒ y = 3x