Question 1
What is the equivalent length of the 2 inch NPS scheduled 40 90 ̊threaded elbow? TSSA Q
a. 2.06 feet
b. 6.16 feet
c. 5.17 feet
d. 2.14 feet
CORRECT ANSWER
c. 5.17 feet
Question 2
What diameter and length of a dirt pocket is required when a drop line is 3 inches in
diameter? TSSA Q
a. 3 inches in diameter 8 inches long
b. 1 inch in diameter 3 inches long
c. ¾ " in diameter 3 inches long
d. 2 inches in diameter 3 inches long CODE 6.13.2
CORRECT ANSWER
d. 2 inches in diameter 3 inches long CODE 6.13.2
Question 3
When sizing a branch line what is the minimum size of job fabricated Welded fittings that
can be used on a NPS 6" gas supply heater? TSSA Q
1
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, a. 2 inch is NPS
b. 3 inch NPS
c. ¾" NPS
d. ½" NPS
CORRECT ANSWER
c. ¾" NPS
Question 4
This is used to determine the polarity of a one appliance power supply TSSA Q
a. Megohm meter
b. Ohmam meter
c. Potentiometer
d. Voltmeter
CORRECT ANSWER
d. Voltmeter
Question 5
Direct current travels TSSA Q
a. Only from the source directly to the load
b. Across the load only
c. In one direction only
d. Only from the load directly to the source of
CORRECT ANSWER
c. In one direction only
2
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What is the equivalent length of the 2 inch NPS scheduled 40 90 ̊threaded elbow? TSSA Q
a. 2.06 feet
b. 6.16 feet
c. 5.17 feet
d. 2.14 feet
CORRECT ANSWER
c. 5.17 feet
Question 2
What diameter and length of a dirt pocket is required when a drop line is 3 inches in
diameter? TSSA Q
a. 3 inches in diameter 8 inches long
b. 1 inch in diameter 3 inches long
c. ¾ " in diameter 3 inches long
d. 2 inches in diameter 3 inches long CODE 6.13.2
CORRECT ANSWER
d. 2 inches in diameter 3 inches long CODE 6.13.2
Question 3
When sizing a branch line what is the minimum size of job fabricated Welded fittings that
can be used on a NPS 6" gas supply heater? TSSA Q
1
@https://www.stuvia.com/user/thestudyvault
, a. 2 inch is NPS
b. 3 inch NPS
c. ¾" NPS
d. ½" NPS
CORRECT ANSWER
c. ¾" NPS
Question 4
This is used to determine the polarity of a one appliance power supply TSSA Q
a. Megohm meter
b. Ohmam meter
c. Potentiometer
d. Voltmeter
CORRECT ANSWER
d. Voltmeter
Question 5
Direct current travels TSSA Q
a. Only from the source directly to the load
b. Across the load only
c. In one direction only
d. Only from the load directly to the source of
CORRECT ANSWER
c. In one direction only
2
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