Applied Mechanics and Graphic Statics
Two particles have been projected at angles 64° and 45° to the horizontal. If the velocity of projection of first is 10 m/sec, the velocity of projection of the other for equal horizontal ranges is

7.3 m/sec
8.3 m/sec
9.3 m/sec
6.3 m/sec

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Applied Mechanics and Graphic Statics
Free body diagram is an

Isolated joint with only body forces acting on it
Isolated joint with all the forces, internal as well as external, acting on it
None of these
Isolated joint with internal forces acting on it

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