TECHNOLOGY MARCH TEST 2018 2
Question 2
Explain where you will use the following types of lines. Choose your answers from the following list
of words or phrases.
Construction lines, missing bits of the object, outerlines, show symmetry, centre line or
pitch circle, hidden lines.
2.1 Chain linos
22 Dark lines
23 Dashed lines
24 Foint lines
25 Wavy lines
2
2
2
2
(10)
Quest

​

When using the ohmmeter function of a digital multimeter, the leads are placed in what position relative to the component being tested? a. parallel b. control c. series d. line

What difference(s) did you notice using a pneumatic circuit over hydraulic circuit.explain why the pneumatic piston stumbles when it hits an obstacle.

Afour cylinder four-stroke in-line engine has a stroke of 160mm, connecting rod length of 150mm, a reciprocating mass of 3kg and its firing order is 1-3-4-2. the spacing between cylinders is 100mm. i. show that the engine is in balance with regard to the primary inertia forces and primary 3. a and secondary inertia couples. li determine the out of balance secondary inertia force ii. propose ways of balancing this out of balance force and discuss the challenges that will arise