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A boat is moving in direction of vector -4hati+3hatj with a speed of 10 m/s. Velocity vector of boat can be expressed as : |
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Answer» `-8hati+6hatj` `thereforehatv=(-4hati+3hatj)/(SQRT((4)^(2)+(2)^(2)))` `vecv=|vecv|vecv=10((-4)/(5)hati+(3)/(5)hatj)=-8hati+6hatjm//s` |
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