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siddharth_17
 4 years ago
prof lewin has asked a ques in his lecture that what will be the time required for projectile to cover the motion along xaxis when angle of projection is 90 degrees...according to me it should be infinite is it correct?
siddharth_17
 4 years ago
prof lewin has asked a ques in his lecture that what will be the time required for projectile to cover the motion along xaxis when angle of projection is 90 degrees...according to me it should be infinite is it correct?

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ac7qz
 4 years ago
Best ResponseYou've already chosen the best response.1That is correct; if the projectile shoots straight up it has no horizontal motion and will never travel sideways. (Bear in mind that infinity is a concept, not a number.)
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