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. After simplification of ( 3 / 4 ) + ( 2 / 5 ) - ( 7 / 20 ), we will get:
A. 19 / 40
B. 9 / 20
C. 4 / 5
D. 17 / 20
2. 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
3. If A : B = 1 : 2 and B : C = 4 : 5 then the ratio between A : B : C will be:
A. 1 : 2 : 4
B. 2 : 4 : 5
C. 3 : 4 : 5
D. 4 : 5 : 6
4. In Field Hockey, each team has ____ players on the field at any one time.
A. 9
B. 8
C. 11
D. 12
5. Who drafted the Declaration of American Independence?
A. George Washington
B. Abraham Lincoln
C. Thomas Jefferson
D. Jhon F Kennedy
6. 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
7. It is required to machine a single start worm of 2 module (m) and 60 mm pitch diameter, the speed ration is 40:1, to what length should the worm be cut?
A. 21 mm
B. 14.6 mm
C. 29.3 mm
D. 33.3 mm
8. How do you recognize a drill for soft metal?
A. By the large helix angle
B. By the small helix angle
C. By the chisel edge angle
D. By the point angle which is 90 deg
9. A traveling steady is fixed on the saddle of a Lathe. What is the function of this steady rest?
A. To prevent bending of long shafts due to cutting forces
B. To avoid load on the lathe centres while turning long
C. To reduce the load on the cutting tool while turning
D. To enables to turn at higher cutting speeds than recommended
10. The tensile strength of a metal is its ability to resist fracture when subjected to tensile loads, the tensile strength of metals are expressed in?
A. N/mm sq.
B. Kg/mm sq.
C. N. Metre
D. Kg. Metre
11. 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
12. A product is said to have the quality when?
A. Its shape and dimensions are within the limits
B. It appears to be very good
C. It is fit for use
D. The choice of material is right
13. You have to file an aluminum block to a smooth finish, which one of the following cut of file is most suitable?
A. Double cut
B. Curved cut
C. Rasp cut
D. Single cut
14. Zero setting of the two point bore dial gauge before the measurement is necessary to?
A. Account for the errors in the gauge
B. Facilitate comparison
C. Setup initial pressure in the gauge
D. Eliminate inaccuracy of the measurement
15. A gear wheel has 36 teeth (z) and 3 mm module (m) its pitch diameter cutter?
A. 12 mm
B. 75 mm
C. 80 mm
D. 108 mm
16. The lead screw pitch of a milling machine is 5mm and the dividing head ratio is 40 : 1 the lead of the milling machine is?
A. 0.125 mm
B. 5 mm
C. 8 mm
D. 200 mm
17. Convert 0.485 into percentage:
A. 0.485 %
B. 4.85 %
C. 48.5 %
D. 485 %
18. Counter boring is done for?
A. Deburring hole ends
B. Enlarging holes to accurate size
C. Finishing cored holes
D. Accommodating socket head screws
19. MGNREGA provides legal guarantee for employment at minimum wages to adult members of a household in a financial year for at least
A. 120 days
B. 90 days
C. 100 days
D. 80 days
20. 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
Dr K Chaudhry 5 Alpha Inmternational City, Fatehabad 125050 M: 9810570740, 9810571993facebook.com/doctorkc