Sachivalayam Engineering Assistants Previous Paper – Part B Questions

There will be a single exam for Grama Sachivalayam Engineering Assistants and Ward Sachivalayam Amenities Secretary. Following are previous exam questions from Civil Engineering / Mechanical Engineering subject which is Part B of the above exams. The previous exam was held in 2019 and the questions are useful for those appearing for Engineering Assistants / Amenities Secretary exams in 2020 and thereafter. More questions of Engineering Assistants exam are available in another post given below.

Engineering Assistants Previous / Old Questions

A line AB is on the horizontal plane inclined in the vertical at 45 degrees. Which view from the following gives the actual length of the line AB?

1. front view
2. top view
3. side view
4. isometric view
   ANSWER: 2

The front view of a cube, when resting on H.P. on one of its faces and one other face is parallel to V.P. is

1. square
2. rectangle
3. parallelogram
4. triangle
   ANSWER: 1

A doubly reinforced beam is considered less economical than a singly reinforced beam because

1. shear reinforcement is more
2. compressive steel is under – stressed
3. tensile steel required is more than that for the balanced section
4. concrete is not stressed to its full value
   ANSWER: 2 or 3

The purpose of lateral ties in a short column of R.C.C. is to

1. facilitate construction
2. facilitate compaction of the concrete
3. avoid buckling of longitudinal bars
4. increase load carrying capacity of the column
   ANSWER: 3

In a slab, the transverse reinforcement is provided at ………. to the span of the slab.

1. 45 degrees
2. 60 degrees
3. 75 degrees
4. 90 degrees
   ANSWER: 4

In case of two way slabs, the limiting deflection of the slab is

1. primarily a function of long span
2. primarily a function of short span
3. independent of long or short span
4. dependent on both long and short spans
   ANSWER: 2

Measuring with a 20 m chain, which is 0.01 m too short, introduces

1. positive cumulative error
2. negative compensation error
3. positive compensation error
4. negative cumulative error
   ANSWER: 1

The curve composed of two arcs of different radii their centres on the opposite sides of the curve is known as

1. a simple curve
2. a reverse curve
3. a compound curve
4. a vertical curve
   ANSWER: 2

GPS consists of a total number of

1. 12 satellites
2. 24 satellites
3. 6 satellites
4. 18 satellites
   ANSWER: 2

In a green sand moulding process, uniform ramming leads to

1. less chance of gas porosity
2. uniform flow of molten metal into the mould cavity
3. greater dimensional stability of casting
4. less sane expansion type of casting defect
   ANSWER: 3

In resistance seam welding, the electrode is in the form of a

1. cylinder
2. flat plate
3. coil of wire
4. circular disc
   ANSWER: 4

A good cutting fluid should have

1. low thermal conductivity
2. high specific heat
3. high viscosity
4. high density
   ANSWER: 2

In a shaper machine, the mechanism for tool feed is

1. Geneva mechanism
2. Whitworth mechanism
3. Ratchet and Pawl mechanism
4. Ward Leonard system
   ANSWER: 3

Which type of motor is used in axial spindle drives of CNC machine tools?

1. induction
2. DC servo
3. stepper
4. linear servo
   ANSWER: 2

Points of contra flexture usually occur in

1. simply supported beams only
2. cantilever beams only
3. continuous beams only
4. overhanging beams only
   ANSWER: 3 or 4

The ratio of stress produced by suddenly spplied load to that produced by the same load when gradually applied is

1. 4
2. 2
3. 1
4. 1/2
   ANSWER: 2

The forces which meet at one point, but their lines of action do not lie in plane, are called

1. Coplanar non – cooncurrent forces
2. Non coplanar concurrent forces
3. Non coplanar non-concurrent forces
4. Intersecting forces
   ANSWER: 2

Lami’s theorem can be applied when the number of forces is

1. two
2. three
3. five
4. ten
   ANSWER: 2

If the given plane figure is symmetrical about vertical Y – Y axis, then the centroid lies on

1. X – X axis
2. Vertical Y – Y axis
3. bottom
4. top
   ANSWER: 2

The stress – strain relation of the Newtonian fluid is

1. linear
2. parabolic
3. hyperbolic
4. involutic
   ANSWER: 1

Newton’s law of viscosity is a relationship between

1. pressure, velocity and temparature
2. shear stress and shear strain
3. shear stress and velocity
4. rate of shear strain and measurement
   ANSWER: 2

When the centrifugal pump is started, there will be no flow of water until the pressure rise in the impeller is large enough to overcome the

1. static head
2. total head
3. manometric head
4. friction head
   ANSWER: 3

The object we see in our surroundings usually without drawing, comes under which projection?

1. perspective projection
2. oblique projection
3. isometric projection
4. orthographic projection
   ANSWER: 1

A point ‘P’ is above the horizontal plane (HP) and in front of the vertical plane (VP). The point is in

1. first quadrant
2. second quadrant
3. third quadrant
4. fourth quadrant
   ANSWER: 1

If a straight line AB lies on a horizontal plane and vertical plane, then which of the following gives a point?

1. side view
2. top view
3. front view
4. isometric view
   ANSWER: 1

When a plane surface is inclined to any plane of projection, the view of the plane surface projected on it will be its

1. point shape
2. true shape
3. straight line
4. apparent shape
   ANSWER: 4

In the limit state design approach, the main reinforcement primarily controls

1. collapse
2. deflection
3. cracking
4. durability
   ANSWER: 1

What is the value of the flexural strength of M 25 concrete in MPa?

1. 1.5
2. 2.5
3. 3.5
4. 4.5
   ANSWER: 3

Closed contours of decreasing values towards centre indicate

1. a hill
2. a river bed
3. a depression
4. a mountain pass
   ANSWER: 3

The primary function of a riser is to

1. feed molten to casting as it solidifies
2. prevent atmospheric air from contaminating the metal in the mould
3. allow gases to easily escape from mould cavity
4. allow molten metal to rise above the mould cavity
   ANSWER: 1

In are welding, temparature generated is of the following order:

1. 1000 degree celcius
2. 3500 degree celcius
3. 5500 degree celcius
4. 8000 degree celcius
   ANSWER: 3

Laser welding is widely employed in welding

1. heavy structures
2. precious metal joints
3. underwater metal joints
4. micro spot joints
   ANSWER: 4

Continuous chips are formed when machining

1. ductile metal
2. brittle material
3. heat treated material
4. with pressure and heat against the tool
   ANSWER: 1