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[" 8.A projectile is fired from the surf...

[" 8.A projectile is fired from the surface of the "],[" earth with a velocity of "5ms^(-1)" at angle "theta],[" with the horizontal.Another at angle "theta],[" fired from another planet with at angle "theta],[3ms^(-1)" at the same angle follows a trajectury "],[" which is identical with the trajectory of the "],[" projectile fired from the earth.The value of "],[" the acceleration due to gravity on the "],[" planet is "(inms^(-2))" is (given,"g=9.8ms^(-2)" ) "],[[" (a) "3.5," (b) "5.9," (c) "16.3," (d) "110.8]]

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