a) When they are equal distance from the junction
b) When they are in unequal distance from the junction
c) When they form a right angle at the junction
d) Data not sufficient
Two straight railway lines meet at right angles. A train starts from the junction along one line and at the same time in
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answerhappygod
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Two straight railway lines meet at right angles. A train starts from the junction along one line and at the same time in
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