2330 Questions/Answers

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Level 2 & Level 3 Electro-Technical Question Paper with Answers :

Level 2

1) A transformer has an input power of 20kW and power losses of 920W, the overall

efficiency is

a) 96%

B) 94%

c) 95%

d) 90%

2) What is this component? ( Gate / Anode / Cathode )

a) A transistor

B) A triac

c) A diac

d) A thyristor

3) What are the three main sections of a health and safety policy

a) Statement of intent

B) Organisation

c) Arrangements

d) The manual

4) Under the Management of Health and Safety at Work Regulations 1999, which of these

is an employee NOT entitled to do?

a) Use any equipment or substance after training

B) Report any serious or imminent danger

c) Operate unguarded machinery after training

d) Report employers health and safety shortcomings

5) It is the duty of all employees to:

a) Organise safety lectures

B) Carry out safe working practices

c) Provide suitable safety equipment

d) Repair damaged equipment

6) The sequence of control for a large installation can be MOST simply shown by

a) Wiring diagram

B) Layout diagram

c) Circuit diagram

d) Block diagram

7) A layout drawing shows a proposed cable run. The scale is 1:100 and the length on the

drawing is 65mm, the length of the cable is:

a) 6.5m

B) 17m

c) 42.5m

d) 4.25mm

8) What is meant by the term