Engineering Assistants Part B Questions – AP Sachivalayam Previous Papers

Here we are giving previous questions of Engineering Assistants / Amenities Secretary exams conducted by AP Government for Grama Sachivalayam / Ward Sachivalayam posts. The questions are from Engineering subject of Part – B with key for those appearing these exams in 2020 and afterwards. These questions are from Sachivalayam exams 2019. We also have online exams / mock tests for all Grama Sachivalayam / Ward Sachivalayam exams. See details here.

Cold working of steel is defined as working

  1. at its recrystallisation temparature
  2. above its recrystallisation temparature
  3. below its recrystallisation temparature
  4. at two-thirds of the melting temparature of the metal
    ANSWER: 3

In order to facilitate withdrawal of pattern

  1. the pattern is made smooth
  2. water is applied on pattern surface
  3. shrinkage allowance is made on pattern
  4. draft is provided on pattern
    ANSWER: 4

NC contouring is an example of

  1. continuous path positioning
  2. point to point positioning
  3. absolutepositioning
  4. incremental positioning
    ANSWER: 1

A toothpaste tube can be produced by

  1. solid forward extrusion
  2. solid backward extrusion
  3. hollow backward extrusion
  4. hollow forward extrusion
    ANSWER: 3

If Poisson’s ratio of a material is 0.3, then the ratio of Young’s modulus to bulk modulus is

  1. 0.6
  2. 0.8
  3. 1.2
  4. 1.4
    ANSWER: 3

For a beam of square cross section B X B, the location of minimum shear stress from the top fibre will be at a distance of

  1. zero
  2. B/4
  3. B/2
  4. B/8
    ANSWER: 1

The ratio of maximum to average shear stress in a solid circular section is

  1. 1.0
  2. 1.33
  3. 1.50
  4. 1.83
    ANSWER: 2

A beam 10 m long is simply supported at the ends. It carries a UDL of 10kNm up to a distance of 3 m from either end. The shear force at the centre of the beam is

  1. 0 kN
  2. 30 kN
  3. 10 kN
  4. 50 kN
    ANSWER: 1

Which of the following is a vector quantity?

  1. energy
  2. mass
  3. momentum
  4. angle
    ANSWER: 3

The radius of gyration of circular area of 8 cm radius (in cm) is

  1. 8
  2. 4
  3. 2
  4. 16
    ANSWER: 2

A peizmeter tube is used only for measuring

  1. low pressure
  2. high pressure
  3. moderate pressure
  4. vaccum pressure
    ANSWER: 1 or 3

The pressure of liquid flowing through the divergent portion of the venturimeter

  1. remains constant
  2. increases
  3. decreases
  4. depends upon mass of liquid
    ANSWER: 2

The velocity at which the flow changes from linear to turbulent flow is called

  1. critical velocity
  2. velocity of approach
  3. subsonic velocity
  4. supersonic velocity
    ANSWER: 1
AP Sachivalayam PR Engineering assistant Model Papers and Mock Exams

The flow in a pipe, is neither laminar nor turbulent when Reynolds number is

  1. less than 2000
  2. between 2000 and 2800
  3. between 2800 and 4000
  4. more than 4000
    ANSWER: 2 or 3

In centrifugal pumps, maximum efficiency is obtained when t he blades are

  1. straight
  2. bent forward
  3. bent backward
  4. radial
    ANSWER: 3

For pumping viscous oil, which of the following pumps will be used?

  1. centrifugal
  2. reciprocating
  3. fuel
  4. screw
    ANSWER: 4

Multi stage centrifugal pumps are used to obtain

  1. high discharge
  2. high head
  3. high efficiency
  4. high head and high discharge
    ANSWER: 2

In a centrifugal pump casing, the flow water leaving the impeller is

  1. rectilinear
  2. radial
  3. centrifugal
  4. forced vertex
    ANSWER: 1 / 2 / 3 / 4

When the projectors are parallel to each other and also perpendicular to the plane, the projection is called as

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

Projection of a point in the third quadrant will be

  1. top view above and front view below the X – Y line
  2. front view above and top view below the X – Y line
  3. side view above and top view below the X – Y line
  4. both top view and front view above the X – Y line
    ANSWER: 1


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