TECHNOLOGY QUIZ

1. The convention used to illustrate the hidden detail in a drawing is...

• CENTRE LINE

• DIMENSION LINE

• DASHED LINE

• PROJECTION LINE

2. Identify the type of bridge

• SUSPENSION

• TRUSS

• CANTILEVER

• CABLE STAYED

Tags

NGSS.MS-ETS1-1

3. 3. What does the 4^th band on the resistor represent?

• resistance

• tolerance

• maximum working temperature

• turbulence

4. How are gear ratios calculated?

• DRIVEN x DRIVER

• DRIVEN + DRIVER

• DRIVER/DRIVEN

• DRIVEN/DRIVER

5. Identify the type of switch

• SINGLE POLE

  DOUBLE THROW

  (SPDT)

• DOUBLE POLE DOUBLE THROW

  (DPDT)

• DOUBLE POLE

  SINGLE THROW

  (DPST)

• SINGLE POLE

  SINGLE THROW

  (SPST)

6. A mechanical system is best described as...

• a system that converts a motion and force into an output motion and force

• a system that converts rotary motion into reciprocating movement.

• a system that converts an input force into output energy.

• a system that produces only mechanical advantage

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

7. Predict the output of a gear train with three gears of the same size.

• The idler gear changes the gear ratio.

• The driver and driven gears rotate in the same direction

• The idler gear has a negative effect on the gear ratio.

• The driver and driven gears rotate in opposite directions.

8. Identify the roof truss

• king post truss

• beam truss

• queen post trust

• scissor trust

9. 9. Identify the electronic component

• LED

• LDR

• TRANSISTOR

• THERMISTOR

10. How does a pulley system affect the force required to lift an object?

• It increases the force required

• It decreases the force required

• It has no effect on the force required

• It changes the direction of the force required

Tags

NGSS.MS-PS2-5