Workshop Calculation Semester 4 Jan 2018

Workshop Calculation & Science (Semester-IV Jan 2018) MCQs

1. Hexadecimal 16 to decimal:
   a) 22
   b) 16
   c) 10
   d) 20
   Answer: c) 10
2. Decimal 187 to 8-bit binary:
   a) 10111011
   b) 11011101
   c) 10111101
   d) 10111100
   Answer: a) 10111011
3. Binary 11111110010 to hex:
   a) EE2
   b) FF2
   c) 2FE
   d) FD2
   Answer: b) FF2
4. Binary 10111 to decimal:
   a) 11
   b) 35
   c) 15
   d) 10
   Answer: c) 15
5. Binary 1001.0010 to decimal:
   a) 90.125
   b) 9.125
   c) 125
   d) 12.5
   Answer: b) 9.125
6. Excavation measured in sq.m:
   a) Ordinary cutting up to 1m
   b) Surface dressing up to 15cm
   c) Surface excavation up to 30cm
   d) Both b & c
   Answer: d) Both b & c
7. Embankment earthwork:
   a) 26000 m³
   b) 26500 m³
   c) 27000 m³
   d) 27500 m³
   Answer: c) 27000 m³
8. Order of booking dimensions:
   a) L, B, H
   b) B, L, H
   c) H, B, L
   d) None
   Answer: a) L, B, H
9. Cone volume (3-4-5 triangle rotated):
   a) 12 cm³
   b) 15 cm³
   c) 16 cm³
   d) 20 cm³
   Answer: c) 16 cm³
10. Rainfall volume:
    a) 75 cu.m
    b) 750 cu.m
    c) 7500 cu.m
    d) 75000 cu.m
    Answer: c) 7500 cu.m
11. Hall volume:
    a) 720
    b) 900
    c) 1200
    d) 1800
    Answer: b) 900
12. Wire length from volume:
    a) 84 m
    b) 90 m
    c) 168 m
    d) 336 m
    Answer: c) 168 m
13. Force P (plank problem):
    a) 360 N
    b) 264 N
    c) 292 N
    d) 293 N
    Answer: d) 293 N
14. Beam slipping distance:
    a) 0.678 m
    b) 0.508 m
    c) 1.005 m
    d) 0.712 m
    Answer: a) 0.678 m
15. Refrigerator movement:
    a) 75 lb slips
    b) 80 lb slips
    c) 80 lb tips
    d) 75 lb tips
    Answer: b) 80 lb slips
16. Ladder force:
    a) 120.2 N
    b) 288 N
    c) 166.8 N
    d) 204 N
    Answer: c) 166.8 N
17. Resultant force:
    a) 29.7 N
    b) 54.2 N
    c) 90.8 N
    d) 24.0 N
    Answer: b) 54.2 N
18. Acceleration (50kg, 100N):
    a) 5000
    b) 50
    c) 150
    d) 2
    Answer: d) 2 m/s²
19. SI unit of force:
    a) Kilogram
    b) Newton
    c) Joule
    d) Acceleration
    Answer: b) Newton
20. Displacement is:
    a) Scalar
    b) Vector
    c) Base
    d) Derived
    Answer: b) Vector
21. Newton’s first law:
    a) Inertia
    b) Momentum
    c) Force
    d) Zero law
    Answer: a) Inertia
22. No centroid at geometrical center:
    a) Circle
    b) Equilateral triangle
    c) Right triangle
    d) None
    Answer: c) Right triangle
23. Non-uniform density:
    a) Identical
    b) Not identical
    c) Independent
    d) Unpredictable
    Answer: b) Not identical
24. Suspended square angle:
    a) 0°
    b) 45°
    c) 90°
    d) 180°
    Answer: b) 45°
25. CG of isosceles triangle:
    a) 12.90 cm
    b) 13.28 cm
    c) 19.36 cm
    d) 38.72 cm
    Answer: b) 13.28 cm