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A bird flies for 4 seconds with a veloci...

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 of

A

2m

B

4m

C

6m

D

8m

Text Solution

Verified by Experts

The correct Answer is:
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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BANSAL-MASTER PRACTICE PROBLEM-Additional topic
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