1. A force of 5 N acts on a small body pushing it vertically upwards. Simultaneously, another force of 10 N acts on it pushing it vertically downwards. The resultant of the two forces is _______.   15 N upwards   5 N downwards   5 N upwards   15 N downwards   Hint Half-n-half Clue   2. An inverted funnel placed on a table is in _______ equilibrium.   stable   unstable   neutral   Half-n-half Clue   3. An object with a high center of gravity is more stable than an object with a low center of gravity.   True   False   4. The moment of a force is inversely proportional to the turning effect of the force.   True   False   5. If a walking stick with a mass of 300 g can be balanced by placing a mass M of 180 g at a distance L of 20 cm from the fulcrum, then the center of gravity of the stick is _______ cm away from the fulcrum.   60   6   60   12   Half-n-half Clue   6. The point where all the _______ of an object appears to be concentrated is called its center of gravity.   weight   centrifugal force   centripetal force   density   Half-n-half Clue   7. The resultant of two forces acting at a point can be determined by using the 'Parallelogram of Forces'.   True   False