Alternating current Module ID 40204-08
Questions with 100% Correct Answers
Updated & Verified
An ‘electric ‘current ‘always ‘produces ‘____________.
A. ‘mutual ‘inductance ‘
B. ‘a ‘magnetic ‘field ‘
C. ‘capacitive ‘reactance ‘
D. ‘high ‘voltage ‘- ‘(correct ‘answer) ‘-B. ‘a ‘magnetic ‘field
The ‘number ‘of ‘cycles ‘an ‘alternating ‘electric ‘current ‘undergoes ‘per ‘second ‘is ‘known ‘as ‘
A. ‘amperage
B. ‘frequency
C. ‘voltage
D. ‘resistance ‘- ‘(correct ‘answer) ‘-B. ‘frequency
What ‘is ‘the ‘peak ‘voltage ‘in ‘a ‘circuit ‘with ‘an ‘rms ‘voltage ‘of ‘120VAC? ‘
A. ‘117 ‘volts
B. ‘120 ‘volts
C. ‘150 ‘volts
D. ‘170 ‘volts ‘- ‘(correct ‘answer) ‘-D. ‘170 ‘volts
Which ‘of ‘the ‘following ‘conditions ‘exist ‘in ‘a ‘circuit ‘of ‘pure ‘resistance?
A. ‘The ‘voltage ‘and ‘current ‘are ‘in ‘phase.
B. ‘The ‘voltage ‘and ‘current ‘are ‘90 ‘percent ‘out ‘of ‘phase.
Questions with 100% Correct Answers
Updated & Verified
An ‘electric ‘current ‘always ‘produces ‘____________.
A. ‘mutual ‘inductance ‘
B. ‘a ‘magnetic ‘field ‘
C. ‘capacitive ‘reactance ‘
D. ‘high ‘voltage ‘- ‘(correct ‘answer) ‘-B. ‘a ‘magnetic ‘field
The ‘number ‘of ‘cycles ‘an ‘alternating ‘electric ‘current ‘undergoes ‘per ‘second ‘is ‘known ‘as ‘
A. ‘amperage
B. ‘frequency
C. ‘voltage
D. ‘resistance ‘- ‘(correct ‘answer) ‘-B. ‘frequency
What ‘is ‘the ‘peak ‘voltage ‘in ‘a ‘circuit ‘with ‘an ‘rms ‘voltage ‘of ‘120VAC? ‘
A. ‘117 ‘volts
B. ‘120 ‘volts
C. ‘150 ‘volts
D. ‘170 ‘volts ‘- ‘(correct ‘answer) ‘-D. ‘170 ‘volts
Which ‘of ‘the ‘following ‘conditions ‘exist ‘in ‘a ‘circuit ‘of ‘pure ‘resistance?
A. ‘The ‘voltage ‘and ‘current ‘are ‘in ‘phase.
B. ‘The ‘voltage ‘and ‘current ‘are ‘90 ‘percent ‘out ‘of ‘phase.
