3rd TSSA Part B2 - Unit 9 2025/2026
Exam Questions and Answers 100%
Guaranteed Success | Already Rated A+
Effective intercooling will reduce weakening of parts due to high
temperatures, and reduce possibility - 🧠ANSWER ✔✔Water hammer
An air filter on an air compressor inlet pipe is used to: - 🧠ANSWER
✔✔Prevent dust and other particulate from entering the compressor
Air compressors should be automatically unloaded:
1. By the operator
2. During the shutting-down period
3. For the start-up period
4. At all times of compressor output
5. If there is no cooling water for the aftercooler - 🧠ANSWER ✔✔2, 3
COPYRIGHT©JOSHCLAY 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY
STATEMENT. ALL RIGHTS RESERVED
1
, What condition can be produced at reduced compressor speeds if variable
speed control is used on a dynamic compressor? - 🧠ANSWER
✔✔Compressor surging
Positive displacement compressor types include:
1. Sliding vane
2. Axial flow
3. Internal gear
4. Volute casing
5. Rotary screw
6. Multi lobe - 🧠ANSWER ✔✔1, 3, 5, 6
The stop and start system is best employed where: - 🧠ANSWER ✔✔The air
demand is low and infrequently demanded
To prevent surging, the load on the compressor must not be allowed to fall
below the: - 🧠ANSWER ✔✔Surge limit
A method of unloading a reciprocating compressor is to: - 🧠ANSWER
✔✔Hold the inlet valves in the open position
COPYRIGHT©JOSHCLAY 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY
STATEMENT. ALL RIGHTS RESERVED
2
Exam Questions and Answers 100%
Guaranteed Success | Already Rated A+
Effective intercooling will reduce weakening of parts due to high
temperatures, and reduce possibility - 🧠ANSWER ✔✔Water hammer
An air filter on an air compressor inlet pipe is used to: - 🧠ANSWER
✔✔Prevent dust and other particulate from entering the compressor
Air compressors should be automatically unloaded:
1. By the operator
2. During the shutting-down period
3. For the start-up period
4. At all times of compressor output
5. If there is no cooling water for the aftercooler - 🧠ANSWER ✔✔2, 3
COPYRIGHT©JOSHCLAY 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY
STATEMENT. ALL RIGHTS RESERVED
1
, What condition can be produced at reduced compressor speeds if variable
speed control is used on a dynamic compressor? - 🧠ANSWER
✔✔Compressor surging
Positive displacement compressor types include:
1. Sliding vane
2. Axial flow
3. Internal gear
4. Volute casing
5. Rotary screw
6. Multi lobe - 🧠ANSWER ✔✔1, 3, 5, 6
The stop and start system is best employed where: - 🧠ANSWER ✔✔The air
demand is low and infrequently demanded
To prevent surging, the load on the compressor must not be allowed to fall
below the: - 🧠ANSWER ✔✔Surge limit
A method of unloading a reciprocating compressor is to: - 🧠ANSWER
✔✔Hold the inlet valves in the open position
COPYRIGHT©JOSHCLAY 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY
STATEMENT. ALL RIGHTS RESERVED
2
