Canadian Basic Qualification pool, section B-005-001

Subelement B-005

B-005

Section B-005-001

B-005-001-001

If a dial marked in megahertz shows a reading of 3.525 MHz, what would it show if it were marked in kilohertz?

A.
3 525 000 kHz
B.
352.5 kHz
Correct Answer
C.
3 525 kHz
D.
35.25 kHz

B-005-001-001

Mega is a million, kilo is a thousand. A megahertz is a thousand kilohertz. Converting from megahertz to kilohertz, from large units to smaller, requires more digits, the decimal point moves to the right by three positions, a thousand times more.

Original copyright; explanations transcribed with permission from Francois VE2AAY, author of the ExHAMiner exam simulator. Do not copy without his permission.

Tags: none

B-005-001-002

If an ammeter marked in amperes is used to measure a 3000-milliampere current, what reading would it show?

Correct Answer
A.
3 amperes
B.
0.003 amperes
C.
0.03 amperes
D.
0.3 amperes

B-005-001-002

Milli is a thousandth. A thousand milliamperes is one ampere. Converting from milliamperes to amperes: from small units to larger units, requires fewer digits, the decimal point moves to the left by three positions, a thousand times less.

Original copyright; explanations transcribed with permission from Francois VE2AAY, author of the ExHAMiner exam simulator. Do not copy without his permission.

Tags: none

B-005-001-003

How many hertz is 1 kHz?

Correct Answer
A.
1 000 Hz
B.
10 Hz
C.
100 Hz
D.
10 000 Hz

B-005-001-003

"k" is the abbreviation of kilo. Kilo is a thousand. Converting from kilohertz to hertz: from large units to smaller units, requires more digits, the decimal point moves to the right by three positions, a thousand times more.

Original copyright; explanations transcribed with permission from Francois VE2AAY, author of the ExHAMiner exam simulator. Do not copy without his permission.

Tags: none

B-005-001-004

How many microfarads is 1 000 000 picofarads?

A.
0.001 microfarads
Correct Answer
B.
1 microfarad
C.
0.01 microfarads
D.
10 microfarads

B-005-001-004

Pico is a millionth of a millionth, micro is a millionth. Converting from picofarads to microfarads: from small units to larger units, requires fewer digits, the decimal point moves to the left by SIX positions, a MILLION times less.

Original copyright; explanations transcribed with permission from Francois VE2AAY, author of the ExHAMiner exam simulator. Do not copy without his permission.

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B-005-001-005

If you have a hand-held transceiver that puts out 500 milliwatts, how many watts would this be?

A.
5 watts
Correct Answer
B.
0.5 watts
C.
0.05 watts
D.
50 watts

B-005-001-005

A thousand milliwatts is one watt. Converting from milliwatts to watts: from small units to larger units, requires fewer digits, the decimal point moves to the left by three positions, a thousand times less.

Original copyright; explanations transcribed with permission from Francois VE2AAY, author of the ExHAMiner exam simulator. Do not copy without his permission.

Tags: none

B-005-001-006

A kilohm is:

A.
0.1 ohms
B.
0.001 ohms
C.
10 ohms
Correct Answer
D.
1000 ohms

B-005-001-006

Kilohm is a thousand ohms. Converting from kilohm to ohms: from large units to smaller units, requires more digits, the decimal point moves to the right by three positions, a thousand times more.

Original copyright; explanations transcribed with permission from Francois VE2AAY, author of the ExHAMiner exam simulator. Do not copy without his permission.

Tags: none

B-005-001-007

How many megahertz is 7040 kHz?

A.
70.40 MHz
B.
0.740 MHz
C.
0.074 MHz
Correct Answer
D.
7.040 MHz

B-005-001-007

Mega = million. "k" is the abbreviation of kilo. Kilo is a thousand. Converting from mega to kilo: from large units to smaller units, requires more digits, the decimal point moves to the right by three positions, a thousand times more.

Original copyright; explanations transcribed with permission from Francois VE2AAY, author of the ExHAMiner exam simulator. Do not copy without his permission.

Tags: none

B-005-001-008

A current of one quarter ampere may be written as:

A.
250 microamperes
B.
0.25 milliamperes
Correct Answer
C.
250 milliamperes
D.
2.5 milliamperes

B-005-001-008

One quarter ampere is 0.25 amperes. Milli is one thousandth. One ampere is a thousand milliamperes. Converting from ampere to milliampere: from large units to smaller units, requires more digits, the decimal point moves to the right by three positions, a thousand times more.

Original copyright; explanations transcribed with permission from Francois VE2AAY, author of the ExHAMiner exam simulator. Do not copy without his permission.

Tags: none

B-005-001-009

How many millivolts equal two volts?

A.
0.000 002 mV
B.
0.002 mV
Correct Answer
C.
2 000 mV
D.
2 000 000 mV

B-005-001-009

A millivolt is a thousandth of a volt. A volt is one thousand millivolts. Converting from volts to millivolts: from large units to smaller units, requires more digits, the decimal point moves to the right by three positions, a thousand times more.

Original copyright; explanations transcribed with permission from Francois VE2AAY, author of the ExHAMiner exam simulator. Do not copy without his permission.

Tags: none

B-005-001-010

How can a frequency in megahertz be stated in gigahertz?

Correct Answer
A.
Divide by 1 000
B.
Multiply by 1 000
C.
Divide by 1 000 000
D.
Multiply by 1 000 000

B-005-001-010

Mega is a million, giga is a thousand millions. Converting from megahertz to gigahertz: from units to larger units, requires fewer digits, the decimal point moves to the left by three positions, a thousand times less.

Original copyright; explanations transcribed with permission from Francois VE2AAY, author of the ExHAMiner exam simulator. Do not copy without his permission.

Tags: none

B-005-001-011

How many millihenries equal 10 000 microhenries?

A.
1000 millihenries
B.
100 millihenries
C.
1 millihenry
Correct Answer
D.
10 millihenries

B-005-001-011

Micro is a millionth, milli is a thousandth. Converting from microhenries to millihenries: from small units to larger units, requires fewer digits, the decimal point moves to the left by three positions, a thousand times less.

Original copyright; explanations transcribed with permission from Francois VE2AAY, author of the ExHAMiner exam simulator. Do not copy without his permission.

Tags: none

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