QUESTION 4 (Long answers ) [6] Answer the following questions using the table below and write down only the correct answer.   ITEM Price per batch One hydraulic jack uses: Steel cylinders in shape of pump (x100) R6000 1 Pump output piston (x25) R650 1 Pump input piston (x25) R550 1 Jack handle (x100) R3150 1 Bolts (x1000) R4100 8 One way valve (x10) R250 1 Hydraulic fluid (10 liters) R2000 250ml  

3.6 Does gear C rotate faster or slower than gear A and B? [1]

3.6 Does gear C rotate faster or slower than gear A and B? [1]

4.4 If this hydraulic jack is sold for R250, what is the profit the manufacturing company makes? [2]

3.3 If gear A turns clockwise, in which direction will gear B turn? [1]

4.1 Which component is the most expensive for one unit? [1]

2.6 A hydraulic jack is a device used to lift heavy objects. By pumping the handle of the jack, the hydraulic fluid moves to the output piston. [1]

4.1 Which component is the most expensive for one unit? [1]

1.6 The difference between a hydraulic system and a pneumatic system is that … [1]

5.1 List four mechanisms in your home as well as what type of mechanism it suggests. [4]