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A bird flies for 4 seconds with a velocity of `|t-2|m//sec.` In a straight line, where `t=` time in seconds. It covers a distance ofA. 2mB. 4mC. 6mD. 8m |
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Answer» Correct Answer - B `Here V=|t-2|=2-t fortle2 Rightarrowt-2for4getge2` ` V=(dx)/dtor underset0oversetx intdx =underset0oversetx intVdt` `underset0overset2 int (2-t)dt+ underset2overset4 int (t-2)dt=4meterAns` |
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