Lv3 electrical 457

Lv3 electrical 457

Professional Development

30 Qs

quiz-placeholder

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Lv3 electrical 457

Lv3 electrical 457

Assessment

Quiz

Education

Professional Development

Medium

Created by

Scott Guyett

Used 13+ times

FREE Resource

30 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which is the normal number of volts a lead acid battery cell produce?

1.80

2.10

2.99

3.30

2.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

An ammeter cannot be connected in parallel across a battery because

The lead colours don’t match

It has a high resistance

The resistance will be too high and an incorrect reading may occur

The resistance will be too low and cause meter fuse to blow

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The main reason for fitting a relay or solenoid to an electrical circuit connected to a heavy load is to

Provide an audible warning that a circuit is operating

Provide a suitable mounting for heavy items

Contain a larger fuse than normal

Allow a low current to operate a high current circuit

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

When receiving a digital signal which one of the following will an ECU do first?

Initiate a functional test

Rectify data errors

Check the address

Send a reply

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

When working on a hybrid vehicle engine, you must do what first?

Remove the key and leave in the vehicle

Remove the key and leave in your pocket

Remove the key and leave it at a out of signal distance

Leave the ignition on with battery on charge

6.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

What does an oscilloscope measure?

Amps & Volts

Time & Volts

Ohms & Time

Resistance & Amps

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

The oscilloscope pattern opposite shows:

A. A lambda sensor

B. An injector

C. A knock sensor

D. A temperature sensor

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