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Grade 11Mechanics

In the 1st question how can an eq of motion be used as velocity will have 2 components x and y

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Profile image of Rahila
9 Years agoGrade 11
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1 Answer

Profile image of Tapas Khanda
9 Years ago
The equation has been used for only vertical motion,
u = initial vertical speed = 21.85 m/s
v= final vertical speed 
As both the components of the velocity are indepent of each other, we can used the equation for both components independently.