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Speed-time graph of two cars and approaching towards each other is shown in figure. Initial distance between them is . The two cars will cross each other after time
detailed solution
Correct option is B
Slope of v-t graph gives acceleration/retardation. |a|=5 m/s2 for both of them. A has acceleration while B has retardation.sA+sB=60or 12×5×t2+20t-12×5×t2=60 or t=3sTalk to our academic expert!
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A ball is dropped from a height of 49 m, the wind blows horizontally and imparts a constant acceleration of 4.90 ms-2 to the ball. Choose the correct statement(s).
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