Manufacturing Processes II Mock Test 1

10%

Question 1 of 10

1. For EMF process, resistivity of the workpiece material should be _____________

in the range 10-20 micro-ohm-cm

greater than 10 micro-ohm-cm

less than 8 micro-ohm-cm

less than 15 micro-ohm-cm

Question 1 of 10

Question 2 of 10

2. Which of the following is used for lubrication in heavy-duty roll forming?

Soap-type solutions

Extreme pressure-type solutions

Micro-emulsions

Non-ionic type solutions

Question 2 of 10

Question 3 of 10

3. 5in (125 mm) capacity machine can generate gears upto_____ pitch diameter.

20in

5in

15in

10in

Question 3 of 10

Question 4 of 10

4. Which of the following is not true about EMF?

Leaves tool marks

Does not require any cleanup

Does not require lubrication

It is primarily applied in the forming of good conducting materials

Question 4 of 10

Question 5 of 10

5. Which of the following is ideal for lubrication in roll forming of hot rolled and cold rolled steel?

SAE 120

Macro-emulsion

SAE 20W 40

Micro-emulsion

Question 5 of 10

Question 6 of 10

6. Which of the following is the advantage of shaping process?

Lower machining time

Thin or fragile workpiece can also be machined

Higher tool life

Large objects can be machined easily

Question 6 of 10

Question 7 of 10

7. Which of the following oils is used in roll forming equipment?

SAE 5W-30

SAE 140

Linseed oil

SAE 30

Question 7 of 10

Question 8 of 10

8. In how many types roll forming lubricants are categorised?

Question 8 of 10

Question 9 of 10

9. As the number of threads on the hob increases, production rate______

increases

with each thread, increases by 25%

can't say

decreases

Question 9 of 10

Question 10 of 10

10. Face hobbed bevel gear sets tend to have their involute point location_____

on the addendum circle

between flank centre and the heel

between addendum and dedendum circle

on the flank centre

Question 10 of 10