This question carries 2 marks.
class 11 cbse
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Answer:
A has greater velocity
Explanation:
V=displacement/time
also
V=dx/dt
(for an instant)
also
V=x2-x1/t2-t1
=slope of displacement time graph
Va=tan60
=√3
Vb=tan30
=1/√3
Therefore A has greater velocity
Va/Vb=√3/1/√3
=3
Hope this helps
(thanks for the pic....it was very clear...maybe u took the pic from DSLR...right??)
XD
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