- AW, LC and M
- AW, D, LC and M
- D, LC, P and SW
- D, LC, and SW
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When the addenda on pinion and wheel is such that the path of approach and path of recess are half of their maximum possible values, then the length of the path of contact is given by (where r = Pitch circle radius of pinion, R = Pitch circle radius of wheel and $$\varphi $$ = Pressure angle)?
Answer: Option 4 Let'
1 Answers 8 views
In metal cutting, use of low feeds and high cutting speeds is desired when the objective is?
Answer: Option 4 Following Steps Has to be taken to Improve the surface Finish: Increase the Speed. Reduce the Feed. Increase the Top Rake Angle. Use a Chip Breaker. Use a Large Nose Radius. Use the...
1 Answers 1 views
If the flame of the welding torch is directed towards the progress of welding, then what will you call the welding technique?
Answer: Option 1 Let'
1 Answers 1 views
What type of fusion welding process is used for welding sheet metals of all engineering metals (except Cu, Ag) in automobile and air craft industries, pipe and tubing production?
Answer: Option 3 Let'
1 Answers 3 views
The electrode tip diameter (d) in spot welding should be equal to (where t = Thickness of plate to be welded)?
Answer: Option 1 The electrode tip diameter (d) in spot welding should be equal to √t
1 Answers 19 views
Which of the following laser types is used in a laser printer?
Answer: Option 2 A semiconductor diode laser is currently used in laser printers as the light source.
1 Answers 1 views
Which of the following operations can be performed with milling cutters?
Answer: Option 4 In this operation, surfaces which are at an angle to the axis of the cutter, is machined by the rotary cutter. -Milling machine can perform all other common...
1 Answers 1 views
Which of the following operations is carried out at a minimum cutting velocity if the machines are equally rigid and the tool work materials are the same?
Answer: Option 4 milling is carried out at a minimum cutting velocity if the machines are equally rigid and the tool work materials are the same.
1 Answers 4 views
It is desired to perform the operations like drilling, reaming, counter-boring etc. on a work piece. Which of the following machine will be used?
Answer: Option 3 Let'
1 Answers 1 views
In a plain milling cutter, the portion of the gash adjacent to the cutting edge on which the chip impinges is called?
Answer: Option 1 Let'
1 Answers 1 views