1. A force of 3 N acts on a small body pushing it vertically upwards. Simultaneously, another force of 8 N acts on it pushing it vertically downwards. The resultant of the two forces is _______.   11 N downwards   5 N upwards   5 N downwards   11 N upwards   Hint Half-n-half Clue   2. An inverted funnel placed on a table is in _______ equilibrium.   unstable   stable   neutral   Half-n-half Clue   3. A chalkstick that is balanced upright on a table is in _______ equilibrium.   neutral   unstable   stable   Half-n-half Clue   4. A sphere that is at rest on a table is in _______ equilibrium.   unstable   neutral   stable   Half-n-half Clue   5. The point where all the _______ of an object appears to be concentrated is called its center of gravity.   weight   density   centripetal force   centrifugal force   Half-n-half Clue   6. A pendulum at rest is in _______ equilibrium.   neutral   unstable   stable   Half-n-half Clue   7. Two forces acting at right angles, which have the same effect as a single force, are called _______.   constituents   components   resultants   Half-n-half Clue