Lesson 2 Self Check LO2

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Suppose a resistor is rated at 70 MΩ plus or minus 5 percent. This means it can be expected to have a value between:

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70.5 MΩ and 60.5 MΩ

75.5 MΩ and 60.5 MΩ

75.5 MΩ and 65.5 MΩ

73.5 MΩ and 66.5 MΩ

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It is the most important part of the ohmmeter. It indicates the value of electrical quantity that has been measured.

Ohm meter scale

Pointer

Range Selector knob

Zero Ohm adjustment knob

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An instrument used for measuring resistance is called

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voltmeter

ammeter

ohmmeter

oscilloscope

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The ohmmeter is only used for measuring components that are;

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powered

unpowered

none of the above

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What is the item in the color coding scheme that allows the color-coded value todeviate to a certain extent?

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Multiplier

Body color

Limitation

Tolerance

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What is the decimal equivalent of 10%?

1 point

.01

0.1

1.0

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What is 10% of 220?

1 point

210

2.2

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a series of marking used for reading the value of a quantity.

1 point

pointer

scale

Adjustment screw

test probe

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What Is the maximum deviation of a 220ohms + 10% tolerance?

1 point

230ohms

242 ohms

224 ohms

236 ohms

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makes it possible to select different functions and range of the meter.

1 point

scale

zero ohms adjustment knob

adjustment screw

range selector knob

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Suppose a resistor is rated at 3.3 KΩ plus or minus 5 percent. This means it can be expected to have a value between:

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2.8 KΩ and 3.8 KΩ

3,135 Ω and 3,465 Ω

2,970 Ω and 3,630 KΩ

3,295 Ω and 3,305 Ω

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From what part of the ohmmeter do you derive resistance reading?

1 point

Range Multiplier

Reading Scale

Test Probes

Pointer

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What is the lowest range multiplier in an ohmmeter?

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RX 1

R X 10

R X 100

R X 1K

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What is the highest range multiplier in an ohmmeter?

1 point

RX 1

R X 10

R X 100

R X 1K

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The reading scale of the ohmmeter is of what type?

1 point

Horizontal

Linear

Nonlinear

Vertical

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In what instrument can you find the ohmmeter?

1 point

VOM

Oscilloscope

Signal Generator

Power Supply

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