Basic Fitting Drilling and Taper Objective Questions and Answers

Practice Test: Question Set - 03

1. Which term used to indicate external dimension of a component in BIS system of limits & fits?
    (A) Hole
    (B) Shaft
    (C) Deviation
    (D) Tolerance
2. What is mean by ‘upper deviation’ in BIS system of limits & fits?
    (A) Maximum size of a component
    (B) Minimum size of a component
    (C) Algebraic difference between maximum limit & minimum limit
    (D) Algebraic difference between maximum limit & basic size
3. How many numbers are in metric tap set?
    (A) 1
    (B) 2
    (C) 3
    (D) 4
4. Which fundamental deviation symbol indicate ‘Hole basis’ system?
    (A) h
    (B) H
    (C) P
    (D) j
5. What is the name of the portion of a drill between the point and the shank?
    (A) Tang
    (B) Body
    (C) Land
    (D) Flute
6. What is the formula to find tap drill size in general purpose?
    (A) Major diameter - pitch
    (B) Major diameter - (3 × pitch)
    (C) Major diameter - (2 × pitch)
    (D) Major diameter - (0.5 × pitch)
7. Which fundamental deviation symbol indicates shaft basis system?
    (A) H
    (B) h
    (C) P
    (D) j
8. What is meant by ‘Lower deviation’ in BIS system?
    (A) Algebraic difference between maximum limit and basic size
    (B) Algebraic difference between minimum limit and basic size
    (C) Algebraic difference between maximum limit and minimum limit
    (D) Algebraic difference between basic size and upper deviation
9. What is the reason for using dial indicator instead of scriber point in Vernier height gauge?
    (A) To check eccentricity
    (B) For accurate marking
    (C) For accurate measuring
    (D) For good appearance
10. What is term 'Basic size' indicate?
    (A) Minimum limit size of the work
    (B) Maximum limit size of the work
    (C) Size of the compound after it is manufactured
    (D) Size based on dimensional deviations are given
11. Which size will represent the zero line in limit terminology?
    (A) Basic size
    (B) Actual size
    (C) Minimum size
    (D) Maximum size
12. What is the minimum limit size of a dimension 50 (+0.03, -0.02)?
    (A) 50.03 mm
    (B) 50.02 mm
    (C) 49.97 mm
    (D) 49.98 mm
13. Which way the coolant flows through the cutting edge in a drill?
    (A) Web
    (B) Land
    (C) Body
    (D) Flutes
14. Which part of the drill carries the coolant to the cutting edge?
    (A) Lip
    (B) Land
    (C) Flute
    (D) Point
15. What the is name of the cone shaped end of a drill?
    (A) Tang
    (B) Flute
    (C) Point
    (D) Margin
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