Manufacturing Processes I Mock Test 5

10%

Question 1 of 10

1. Point angle of drill is also known as

Taper angle

Helix angle

Cutting angle

Friction angle

Question 1 of 10

Question 2 of 10

2. Which of the following is a correct range for grain number of the grinding wheel for coarse grains?

80-180

220-600

10-24

30-60

Question 2 of 10

Question 3 of 10

3. Which of the following material can be machined using electronic discharge machine?

Plastic

Iron

Wood

Rubber

Question 3 of 10

Question 4 of 10

4. Grinding wheel is specified as "A 600 K 5 B 17". Grain size of a wheel will be

Coarse

Fine

Very Fine

Medium

Question 4 of 10

Question 5 of 10

5. Operation done to make periphery of grinding wheel concentric with its axis to recover its lost shape is known as

Glazing

Dressing

Trueing

Question 5 of 10

Question 6 of 10

6. Process of enlarging the hole size and enhancing its surface finish is known as

Boring

Drilling

Reaming

Counter boring

Question 6 of 10

Question 7 of 10

7. If reamer is found to be cutting while rotating in clockwise direction when viewed against the entering end at a right angle to it is known as

Right handed reamer

Left handed reamer

Central reamer

None of the mentioned

Question 7 of 10

Question 8 of 10

8. Portion of reamer which carries flute is known as

Recess

Body

Flutes

Face

Question 8 of 10

Question 9 of 10

9. When the value of helix angle increases in drills, the value of required torque for rotation of drill will

Decrease

Increase

First decrease then increase

First increase then decrease

Question 9 of 10

Question 10 of 10

10. If 'D' is hole diameter, then general value for a compulsory approach for through hole can be taken as

0.5*D

0.8*D

0.3*D

0.1*D

Question 10 of 10