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Class 11 physic
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1) Hmax =u^2sin^2theta/g
= 40*40*(sin30)^2/10
=4*40*1/4
=40m
2) R=u^2sin2theta/g
= 40*40*sin60/10
=4*40*√3/2
=80√3m
= 40*40*(sin30)^2/10
=4*40*1/4
=40m
2) R=u^2sin2theta/g
= 40*40*sin60/10
=4*40*√3/2
=80√3m
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