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Materials and Manufacturing Concepts
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Materials and Manufacturing Concepts
MDSP ELEMENTS 8
Study
1
Question
What kind of light beam is used in laser welding?
Answer
D. A collimated light beam.
2
Question
Which is a gear finishing process?
Answer
A. Gear shaving.
3
Question
What is the modulus of resilience?
Answer
B. A measure of the materials ability to store strain energy.
4
Question
What is the practical length of a shoe limited to?
Answer
C. 120
5
Question
What is a knoop indenter?
Answer
A diamond ground to a pyramidal form.
6
Question
How many cutters are there in the series for each diametral pitch to cover the full range from pinion to a crown gear?
Answer
D. 12-tooth
7
Question
What is the material most commonly used in the manufacture of bevel gears?
Answer
D. Steel
8
Question
What property of moulding sand does a dilatometer measure?
Answer
C. Fineness.
9
Question
Two shafts at right angles to each other may be connected by what arrangement?
Answer
D. quarter turn
10
Question
In which process does hydraulic fluid act as transfer media?
Answer
D. Water jet machining.
11
Question
The density of a balata belt is what?
Answer
B. 0.042 lbin3
12
Question
What type of brake is known under the category of power brake?
Answer
A. Servo brake
13
Question
What is considered as the simplest type of mechanical brake?
Answer
C. Band brake
14
Question
Which material will have the highest cutting speed?
Answer
D. Aluminum.
15
Question
The lining of a brake shoe can be changed. True or False?
Answer
True (A. Can be changed)
16
Question
The maintenance of mechanical brakes is considered what?
Answer
B. Economical
17
Question
Which gears can be used for speed-reduction and speed-increasing drives?
Answer
C. A and B (Bevel gears and Hypoid gears).
18
Question
What is the recommended length of engagement for satisfactory 50 to 55 percent threads?
Answer
A. 12.
19
Question
What types can bevel gears be classified into?
Answer
A. Straight-tooth type and curved tooth type.
20
Question
What is drossing?
Answer
D. The formation of oxides on the molten metal surface.
21
Question
What is the spiral angle of spiral bevel gears?
Answer
B. 35 degrees.
22
Question
Which is not an angle measuring device?
Answer
D. Angle iron.
23
Question
What is the maximum allowable deflection for bevel gears?
Answer
C. 0.006 in.
24
Question
What is the major type of hydrodynamic brakes?
Answer
B. Fluid brake
25
Question
What is a gagger used for?
Answer
C. A tool used in foundry for cleaning of castings.
26
Question
How can steels be strengthened?
Answer
A. All of the above except annealing.
27
Question
What specifies a twist drill?
Answer
D. Shank, material and diameter.
28
Question
What type of machine removes metal using a revolving cutter with many teeth?
Answer
A. Milling machine.
29
Question
Hydraulic clutches are considered what?
Answer
A. Costly
30
Question
What does an overrunning clutch do?
Answer
D. All of the above (Transmits cranking force to the engine flywheel, is a one-way clutch, prevents the engine flywheel from driving the starting motor)