1. Three force are acting on an object as shown below which is in equilibrium. Determine force F3.
1200N
51,3°
F
420
1400N​

The ozone hole appears in antarctica during

The man of mass m1 and the woman of mass m2 are standing on opposite ends of the platform of mass m0 which moves with negligible friction and is initially at rest with s = 0. the man and woman begin to approach each other. derive an expression for the displacement s of the platform when the two meet in terms of the displacement x1 of the man relative to the platform.

The total amount of energy contained in an object