WorksheetsSystems Engineering Exam (2008)
Total questions: 20
Worksheet time: 20mins
Which of the answers below shows the correct position of the effort, load and fulcrum on the pedal attached to the grinding wheel for X Y Z respectively?
A. effort load fulcrum
B. load fulcrum effort
C. load effort fulcrum
D. fulcrum effort load
If the effort at point Y is 60 newtons, then the force at point Z is
A. 100 N
B. 80 N
C. 40 N
D. 36 N
The best description for the motion of the rocker arm in the engine is
A. linear.
B. rotary.
C. forward.
D. oscillating.
The torsion (torque) wrench is a tool designed to
A. undo the bolts in an engine.
B. provide a longer handle to tighten nuts more effectively.
C. give the torque in joules.
D. tighten nuts and bolts to a specifi c torque.
The pump moves fluid from a tank to the outlet. The rotors A and B have rotary motion that is
A. clockwise for A and anticlockwise for B.
B. clockwise for both.
C. anticlockwise for both.
D. anticlockwise for A and clockwise for B.
The fluid pressures are
A. low at point C and high at point D.
B. high at point C and low at point D.
C. the same at point C and point D.
D. zero at point C and point D.
If gear A rotates at 200 rpm, gear B will rotate at
A. 80 rpm
B. 200 rpm
C. 400 rpm
D. 500 rpm
Given that the downward force is 12 newtons, what is the force required on the rope to lift the weight?
A. 3 newtons
B. 4 newtons
C. 6 newtons
D. 12 newtons
The total resistance is
A. 6 R
B. 8 R
C. 9 R
D. 12 R
Which of the truth tables below represents the circuit above?
The selector on the analog multimeter is set to direct current (DC) with a full-scale deflection of 10 A. How much current does the reading on the meter show?
A. 16 A
B. 5.3 A
C. 5.6 A
D. 28 A
The waveform shown in this graph is best described as
A. alternating current.
B. square wave current.
C. varying direct current.
D. digital current.
The value of the resistor is
A. 3 Ω
B. 75 Ω
C. 3 000 Ω
D. 75 000 Ω
The power output of the electric light in the circuit above is
A. 800 mW
B. 50 W
C. 80 W
D. 0.5 W
The name of this circuit symbol is
A. variable DC power supply.
B. variable AC power supply.
C. variable capacitor.
D. variable resistor.
The value of the voltage across the output windings is
A. 24 V
B. 240 V
C. 12 V
D. 2400 V
