With its leads on either side of a switch, a voltmeter reads 120 V. This indicates that:
A) The switch is open, so voltage cannot pass through.
B) The switch is closed, allowing 120 V to pass through.
C) The switch is closed, so voltage cannot pass through.
D) The switch is open, allowing 120 V to pass through.
A
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a. 18 a 24 b. 20 a 26 c. 16 a 22 d. 14 a 20
In the accompanying figure, the following pairs of angles are congruent: angles A and D; angles B and E; angles C and F. Find AC.
A. 5 B. 6 C. 9 D. 12
Identify what connects or binds the courses of each of the following wall materials:
Timbers: Precast concrete wall units: Stone:
____________________ gives detail requirements on how to work safely around electricity.
A. NFPA 70 B. NFPA 70E C. OSHA D. NIOSH