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Q. An 9 point mass and a 14.5 point mass are held in place 50 apart. A particle of mass is released from a point between the two masses 18.0 from the 9.00 mass along the line connecting the two fixed masses. Find the magnitude of the acceleration of the particle.

Q. An artillery SHELL is fired with an initial velocity of 300 m/s at 55 degree above the horizontal.To clear an avalanche,it explodes on a mountainside 42s after firing.What are the x- and y-coordinates of the shell where it explodes,relative to its firing point?

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Category:- Physics
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