answer the question correct plzzzzzzzzz
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that answer is third option
kuhu965:
yeagph the third option is correct
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V.rel = V.train - V.car
V.train = V.rel + V.car
=> V.train = ✓(40^2 +(40✓3)^2) = 80 km/h
vector addition..
V.train = V.rel + V.car
=> V.train = ✓(40^2 +(40✓3)^2) = 80 km/h
vector addition..
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