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Solve problems in extra-low voltage single path circuits (UEENEEE003B)

Units of competency

Units of competency: Solve problems in extra-low voltage single path circuits (UEENEEE003B)

Question 3

Written Paper Section I Question 3 - 2010 HSC

Way to measure voltage across a load

Question 5

Written Paper Section I Question 5 - 2010 HSC

Material producing a chemical reaction when current flows through it

Question 6

Written Paper Section I Question 6 - 2010 HSC

Reason why an electrical motor rotates

Question 7

Written Paper Section I Question 7 - 2009 HSC

Identify the unit of measurement of electrical energy for domestic tariff.

Question 9

Written Paper Section I Question 9 - 2010 HSC

Definition of power

Question 10

Written Paper Section I Question 10 - 2010 HSC

Effect of an electrical current causing a fuse to blow

Question 11

Written Paper Section I Question 11 - 2009 HSC

Calculate the effect on the power consumption of a circuit when the circuit is changed.

Question 13

Written Paper Section I Question 13 - 2009 HSC

Calculate the reduction in power consumption of a circuit if the resistance is tripled.

Question 14

Written Paper Section I Question 14 - 2010 HSC

Source of increase in efficiency in an electrical system

Student Responses (16)

Exemplary response 1 Band 5/6 response 1 Band 5/6 response 2 Band 5/6 response 3 Band 4/5 response 1 Band 4/5 response 2 Band 4/5 response 3 Band 3/4 response 2 Band 3/4 response 3 Band 3/4 response 1 Band 2/3 response 2 Band 2/3 response 3 Band 2/3 response 1 Band 1/2 response 1 Band 1/2 response 3 Band 1/2 response 2

Question 16

Written Paper Section II Question 16 - 2009 HSC

Identify the meaning of symbols used in drawing a circuit.

Student Responses (16)

Exemplary response 1 Band 5/6 response 2 Band 5/6 response 3 Band 5/6 response 1 Band 4/5 response 2 Band 4/5 response 3 Band 4/5 response 1 Band 3/4 response 2 Band 3/4 response 3 Band 3/4 response 1 Band 2/3 response 2 Band 2/3 response 3 Band 2/3 response 1 Band 1/2 response 2 Band 1/2 response 1 Band 1/2 response 3

Question 17

Written Paper Section II Question 17 - 2009 HSC

Use Ohm's Law to calculate the current in an electrical circuit.

Student Responses (16)

Exemplary response 1 Band 5/6 response 2 Band 5/6 response 3 Band 5/6 response 1 Band 4/5 response 1 Band 4/5 response 2 Band 4/5 response 3 Band 3/4 response 1 Band 3/4 response 2 Band 3/4 response 3 Band 2/3 response 2 Band 2/3 response 3 Band 2/3 response 1 Band 1/2 response 1 Band 1/2 response 2 Band 1/2 response 3

Question 19

Written Paper Section II Question 19 - 2009 HSC

Identify components in an electrical circuit. Describe the effects of closing combinations of switches.

Student Responses (16)

Exemplary response 1 Band 5/6 response 1 Band 5/6 response 2 Band 5/6 response 3 Band 4/5 response 1 Band 4/5 response 2 Band 4/5 response 3 Band 3/4 response 1 Band 3/4 response 2 Band 3/4 response 3 Band 2/3 response 2 Band 2/3 response 3 Band 2/3 response 1 Band 1/2 response 2 Band 1/2 response 3 Band 1/2 response 1

Question 22

Written Paper Section II Question 22 - 2009 HSC

Explain how mechanical energy is converted to electrical energy in electricity generation. Identify renewable generation technologies that use this process.