Free Printable Systems Engineering Exam (2007)

Worksheets

Systems Engineering Exam (2007)

Total questions: 20

Worksheet time: 20mins

Name

Class

Date

On the wheelbarrow which of the following correctly shows the effort, load and fulcrum for X, Y, Z respectively?

fulcrum, load, effort

effort, load, fulcrum

fulcrum, effort, load

load, effort, fulcrum

What Newton force is exerted on the handle to lift the load?

1800N

180N

20N

15N

The gears above are best described as

A. worm gears.

B. crown gears.

C. rack and pinion gears.

D. bevel gears.

The diagram below shows 4 gears. Gears B and C are connected. If gear A rotates at 45 rpm, gear D will rotate at

A. 405 rpm.

B. 135 rpm.

C. 15 rpm.

D. 5 rpm

Below is a diagram of a pedal. What is the moment of the force acting on the pedal?

A. 15 Nm

B. 35 Nm

C. 85 Nm

D. 1500 Nm

The diagram below shows a hydraulic system using two connected cylinders. A 9 newton force is applied down on cylinder A. What is the force up on cylinder B?

A. 3 N

B. 18 N

C. 27 N

D. 8 N

Below is an illustration of a four-stroke engine. Which one of the following types of motion best describes the motion of the crankshaft (central black and white object) in the engine?

A. linear

B. rotary

C. reciprocating

D. oscillating

The engine produces 2 KJ of energy. 1200 J of this energy is directly transferred into the motion of a vehicle. The rest of the energy is lost as friction. The efficiency of the system is

0.8

0.6

Pulley A, in the diagram above, is 10 cm in diameter and rotates at 40 rpm in a clockwise direction. Pulley B is 5cm in diameter. Which of the following is the best estimate of the rpm and direction of pulley B?

A. 20 rpm clockwise

B. 20 rpm anticlockwise

C. 80 rpm clockwise

D. 80 rpm anticlockwise

10.

When designing an electronic circuit, you should first build and test the circuit without the need to solder. Which type of board would you use for this task?

electricity board

breadboard

vero board

printed circuit board

11.

The signal shown in this graph is best described as

A. an alternating current.

B. analogue.

C. a direct current.

D. digital.

12.

This circuit symbol represents which electrical component?

A. diode

B. variable resistor

C. voltage divider

D. light-dependent resistor

13.

The current through the resistor is

A. 144 mA

B. 10 A

C. 1.44 A

D. 0.1 A

14.

The total resistance of the three resistors is

A. 18 R

B. 9 R

C. 2 R

D. 12 R

15.

The colour code for a 120 K, 5% tolerance resistor is

A. brown red black gold.

B. brown red red gold.

C. brown red orange gold.

D. brown red yellow gold.

16.

The reading of the multimeter is

A. 317 A

B. 317 mA

C. 3.17 mA

D. 3.17 A

17.

The power output of the electric light in the circuit diagram is

450 mW

180 mW

18 W

\frac{0.2}{9}W

18.

The frequency of the signal is

2 Hz

4 Hz

50 Hz

25 Hz

19.

The symbol shown represents what type of component?

A. silicon diode

B. Field effect transistor

C. PNP transistor

D. NPN transistor

20.

Five possible processes to develop a working integrated system are: diagnostic testing, design, evaluation, simulation and construction. In what order should these processes be completed?

A. design, simulation, construction, diagnostic testing, evaluation

B. simulation, design, diagnostic testing, construction, evaluation

C. simulation, evaluation, construction, design, diagnostic testing

D. design, construction, simulation, evaluation, diagnostic testing

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Systems Engineering Exam (2007)

Total questions: 20

Worksheet time: 20mins

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