Sample Questions, Fleet Management PART A (ENGINEERING KNOWLEDGE) Q1. Moment of inertia of a rectangular section having width (b) and depth (d) a bout an axis passing through its C.G and parallel to the width(b) is (a) db3/12 (b) bd3/12 (c) db3/36 (d) bd3/36 Q2. The static friction bears a constant ratio to the normal reaction between the two surfaces (b) is independent of the area of contact , between the two surfaces (c ) depends upon the roughness of the surfaces (d) all the above Q3. The mechanical advantage of a lifting machine is the ratio of (a) distance moved by effort to the distance moved by load (b) load lifted to the effort applied (c) output to the input (d) all the above Q4. The law of the machine is (a) P= m/W+C (b) P=mW+C (c ) P=C-mW (d) P=mW-C Where,
P = Effort applied to lift the load m = A constant which is equal to the slope of the line W = Load lifted , and C = Another constant which represent the machine friction
Q5.
Modular ratio of the two materials is the ratio of (a) linear stress to lateral strain (b) linear stress to linear strain (c) shear stress to shear strain (d) their modulus of elasticties Q6. The shear force of a cantilever beam of length formly distributed load of w per unit length is ______ at fixed end ( a) ze r o ( b) wl / 4 ( c) wl / 2 ( d) wl
l
carrying
a uni
Q7. When When the shear shear force force diagram diagram is a parabo parabolic lic curve curve betwee between n two poin poin ts, it indicates that there is a (a) point load at the two points (b) no loading between the two points (c) uniformly distributed load between the two points (d) uniformly varying load between the two points Q8. In calculating the strength of a riveted joint in tearing, shearing and crushing, the ( a) actual diameter of rivet is used (b) (b) actu actual al diam diamet eter er of hole hole dril drille led d for for rive rivet t is used used ( c) mean di diameter of of ho hole dr drilled an and ri rivet is is us used (d) (d) smal smalle ler r of of the the rive rivet t dia diame mete ter r and and hole hole diam diamet eter er is used used
Q9. When a body, floating in a liquid, is given a small angular displac ement, it starts oscillating about a point known as (a) center of pressure (b) center of gravity (c) center of buoyancy (d) metacentre Q10. The fuel mostly used in steam boilers is (a) brown coal (b) peat (c ) coking bituminous coal (d) non-coking bituminous coal Q11.
The selection of type and size of a steam boiler depends upo
n
Q12. (a) (b) (c) (d)
(a) the power required and working pressure (b) the geographical position of the power house (c ) the fuel and water available (d) all the above A closed cycle gas turbine consist of a compressor heating chamber cooling chamber all the above
Q13. The two parallel and coplanar shafts are connected by gears having teeth parallel to the axis of the shaft . This arrangement is known as (a) spur gearing (b) helical gearing (c) bevel gearing (d) spiral gearing Q14. When the axes of the first and last wheels are co-axial, then the train is known as (a) simple trains of wheels (b) compound train of wheels (c) reverted gear train (d) epicyclic gear train Q15. Which of the following statement is correct. (a) The toughness of a material increases when it is heated (b) The shear stress in a beam varies from zero at the neutral surface and m aximum At the outer fibers (c ) The stress concentration in static loading is more serious in britt le materials and less serious in ductile materials (d) all the above Q16. In case of thick cylinders , the tangential stress across the thickness of cylinder is (a) maximum at the outer surface and minimum at the inner surface (b) maximum at the inner surface and minimum at the outer surface (c) maximum at the inner surface and zero at the outer surface (d) maximum at the outer surface and zero at the inner surface Q17. The alloy, mainly used for corrosion resistance in stainless steel is (a) silicon (b) carbon (c) chromium (d) none of the above
Q18. (a) (b) (c) (d)
The hardness of steel depends upon the amount of cementite it contains amount of carbon it contains contents of alloying elements method of manufacture of steel
Q19. (a) (b) (c) (d)
The metal suitable for bearings subjected to heavy loads, is silicon bronze white metal monel metal phosphor bronze
Q20. (a) (b) (c) kage (d) Q21. (a) (b) (c) (d)
The purpose of a riser is to deliver molten metal into the mould cavity act as a reservoir for the molten metal feed the molten metal to the casing in order to compensate for the shrin
Q22. (a) (b) (c)
When phase phase phase
deliver the molten metal from pouring basin to gate In a transformer, leakage flux helps in transfer of energy is negligible at full load is minimized by inter-leaving the primary and secondary windings produces mutually e.m.f phase sequence at the 3-phase load is reversed power are changed currents are changed currents change in angle but not in magnitude
(PART B)TEST OF REASONING AND QUANTITATIVE APTITUDE Q1. Rajesh remembers that his cousins birthday is after 10th but before 17th May. His sister Radha remembers that her cousins birthday is after 9th but before 12th May . When is the cousins birthday. (a) 9th May (b) 10th May (c) 11th May (d) none of the above Q2. A man had missed the bus going to his village when he reached the bus te rminal at 3 p.m . At the same time an announcement was made that the next bus for the same destination will leave in 2 hours time, as the bus leave every seven hours. At what t ime had the bus left the terminal. (a) 10 a.m. (b) 12 p.m. (c) 9 p.m. (d) none of the above Q3. Study the following letter number sequence and answer the question given below. A G L 2 0 K W C 3 R M N P D 4 H S T Y J E 6 Q U N F B K V 8 .
If every alternate position is dropped starting from 2 in the remaining
part of the series, which of the ition from your left. (a) M (b) 3 (c) S (d) None of these
following will be fifth to the left of the twelfth pos
Q4. In a certain code, COMPUTER is written as ten in the same code. (a) MFEDJJOE (b) MFEJDJOE (c) EOJDJEFM (d) None of these Q5. Four of the following five are alike in a p. Which is the one that does not belong to that group. (a) Lead (b) Mercury (c) Copper (d) Iron (e) Tin Q6. A train passes through the stationary man seconds and passes through the platform completely in 28 platform is 330 meters, what is the length of the train. (a) 82.5m (b) 220m (c) 110m (d) None of these
RFUVQNPC. How is MEDICINE writ
certain way and so form a grou
standing on the platform in 7 seconds. If the length of the
