A fresh set of 20 random questions is generated every time you open this page and every time you refresh it.For each of the following multiple choice questions, choose the most appropriate answer :
1. A gear wheel has 36 teeth and 3 mm module, its pitch diameter is?
A. 12 mm
B. 75 mm
C. 80 mm
D. 108 mm
2. Which one of the characteristics of a milling cutter is most suitable for climb milling?
A. Left hand cutting
B. Teeth material is carbide
C. Larger clearance and rake angle
D. The teeth are straight to the axis of the cutter
3. A high carbon steel has to be forged, which colour indicate the most suitable forging temperature?
A. Yellow red
B. Dark cherry red
C. white
D. Light yellow
4. The component of the surface texture upon which the roughness is superimposed is known as?
A. Surface roughness
B. Surface texture
C. Lay
D. Waviness
5. A point to point control system is suitable only for one of the following applications?
A. Milling profile
B. Turning
C. Drilling
D. Grinding
6. One solder is made of 45% of tin & 55% of lead, what will be the quantity of tin & lead in 28 kg of solder:
A. 12 & 16 Kg
B. 15.4 & 12.6 Kg
C. 12.6 & 15.4 Kg
D. 16 & 12 Kg
7. Compound and Recurve are the types of equipment associated with which sports?
A. Archery
B. Baseball
C. Basketball
D. Ice Hockey
8. The pattern on the work surface caused by the movement of the cutting tool is called?
A. Waviness
B. Roughness
C. Surface texture
D. Lay
9. A steel workpiece of height tensile strength is to be machined with a HSS milling cutter, which one of the following rake angles is best suited for the cutter?
A. 8"
B. 12"
C. 20"
D. 28"
10. It is commonly observed that the face of a grinding wheel becomes shiny and smooth or glazed after some use due to one of the reasons stated below?
A. Grade of wheel is too hard
B. Abrasive of the wheel not suitable for the purpose
C. Grain size is too coarse
D. Structure of the wheel is too open
11. The axis of the plate cam blank and the end mill spindle should always remain?
A. Inclined to each other
B. Parallel to each other
C. Opposite to each other
D. Vertical and inclined
12. In a planning machine the depth of cut is given by?
A. Adjusting tool slide
B. Rotating the feed screw of the tool holder
C. Moving cross slide
D. Lifting the work piece
13. How much energy will be required to heat one gm of water from 30 deg C to 40 deg C:
A. 10 Kilo Calories
B. 10 Calories
C. 10 Watts
D. 10 Btu
14. One which unit the tool setting is done on NC machine?
A. On special devices away from the machine
B. On the NC machine during idle time
C. On the pre setting devices
D. None of above
15. Which one of the following equipments is used in the shop floor for the checking of the form that is being turned?
A. Template
B. Snap gauge
C. Dial test indicator and slip gauges
D. Tool room microscope
16. In Field Hockey, each team has ____ players on the field at any one time.
A. 9
B. 8
C. 11
D. 12
17. While grinding and lapping cemented carbide tipped tool with diamond wheels a good flow of coolant should be directed to cover the grinding zone, the coolant suitable is?
A. Soluable oil
B. Mineral oil
C. Sulphurised oil
D. Mixture of paraffin and water
18. If X + 3 Y = 8 and 2 X + 5 Y = 12 , the value of X & Y will be respectively:
A. - 4, 4
B. 3.5, 1
C. 1, 2
D. 2, 2
19. Which one of the bushes used in a drill jig and permits cutting tools of different diameters?
A. Press fit bushes
B. Removable bushes(slip)
C. Fixed removable bushes
D. Liner bushes
20. A Shaft is turned in one finish cut which one of the following parameters will directly influence the machining time?
A. Cutting depth
B. Setting angle
C. Diameter of work piece
D. Tool travel distance
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