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EXAM 955 MSS - TEST 1
Actual Qs and Ans - Expert-Verified Explanation -Guaranteed passing score -60 Questions and Answers
-Format: Multiple-choice / Flashcard
Question 1: What equipment should be worn when grinding?
Answer:
Goggles (a face shield is recommended), gloves, dust mask
Question 2: What is 90W oil typically used for?
- Chains
- Gearboxes
- Bearings
- All of the above
Answer:
Gearboxes
Question 3: What is the housing of an electronic circuit called?
Answer:
Chassis
Question 4: Is a fuse considered a safety device?
Answer:
Yes
Question 5: Which metal or metals are best welded for joining?
Answer:
Steel and steel
Question 6: What common device can be used to convert analog to digital?
Answer:
Diode
Question 7: What is the peak to peak voltage if the VRMS is 70.7?
Answer:
198VP-P (70.7 x 1.414 x 2= 198 Vp-p)
Question 8: What is a tap used for?
Answer:
Making threads
Question 9: Heavier current is controlled by a
Answer:
Shunt
Question 10: What tool is used to turn a large pipe?
Answer:
A chain wrench or a strap wrench
Question 11: What is the difference between oil and grease?
- Oil requires a reservoir
- Oil has lower viscosity
- Oil flows
- All of the above
Answer:
All of the above (Oil flows and has lower viscosity than grease and it also requires a reservoir)
Question 12: Name 2 bipolar transistors
Answer:
NPN and PNP Question 13: A 20 turn primary winding has an input voltage of 15V; the secondary winding is 100 turns, what is the secondary voltage?
Answer:
75VAC (20:100 = 5:1)
Question 14: One horsepower is equal to how many watts?
Answer:
746W
Question 15: What is a spanner wrench used for?
Answer:
To remove a spanner nut
Question 16: When replacing a fuse what should you consider?
Answer:
voltage, amperage, and type (the most important is amperage)
Question 17: What does the color band on a diode indicate?
Answer:
The cathode Question 18: If a circuit has a rating of 100V and 2000W, what size fuse should be used?
Answer:
20A
Question 19: The number 6-32 means what to a screw or bolt?
- 6mm, 32 threads per inch
- 6 threads per inch and 32mm long
- number 6 with 32 threads per inch
- None of the above
Answer:
NUMBER 6 (6mm diameter shaft) with 32 threads per inch Question 20: An NPN uses what kind of polarity voltage at its base to turn it on?
Answer:
Positive (Emitter, Collector= negative) Question 21: If a gear having 100 teeth turns a gear having 25 teeth, what would be the RPM of the gear with 25 teeth if the gear having 100 teeth is turning at 25 rpm?
Answer:
100rpm (25:100 = 1:4)
Question 22: Would you seat a bearing by using outer or inner surface?
- inner, with a brass hammer
- inner, with an arbor press
- outer
- none of the above
Answer:
By applying pressure to the OUTER surface
Question 23: Why are key ways placed on a shaft?
- to keep the pulley or gear from turning on the shaft
- so you can unlock them
- So another shaft can interlock with the first shaft
- So the key stock has a place to go
Answer:
To keep a pulley or a gear from turning on the shaft
