Staff Selection Commission Junior Electrical Engineer previous year question papers

Will you please share with me the Staff Selection Commission Junior Electrical Engineer previous year question papers?

[Raman Vij]

Hello friend as you want the previous year question papers of Staff Selection Commission Junior Electrical Engineer exam so here I am providing you the same…..

1. Timber can be made reasonably fire-
resistant by
a. soaking it in Ammonium Sulphate
b. coating with Tar paint
c. pumping creosote oil into timber under high pressure
d. seasoning process
2. Which one of the following statements is
the correct description of the structure of fibre board ?
a. Thin slices of superior quality of wood are glued and pressed on the surface of
inferior wood
b. Streamed mass of wood dusts, wood wool and other vegetable fibres are
pressed hard to a thickness varying from 3 mm to 12 mm
c. Thin and narrow wood shavings are soaked in a refractory binder material
and pressed hard
d. Thin and narrow wood shaving are soaked in a refractory binder material
and pressed hard
3. Match List I(Constituents of bricks) with
List II(corresponding influence) and select the correct answer :
List I
A. Alumina
B. Silica
C. Magnesia
D. Limestone
List II
1. Colour of brick
2. Plasticity recovery for moulding
3. Reacts with silica during burning and
causes particles to unite together and development of strength
4. Preserve the for on brick at high temperature and prevents shrinkage
A B C D
a. 2 1 4 3
b. 3 4 1 2
c. 2 4 1 3
d. 3 1 4 2
4. In some brick masonry walls, patches of
whitish crystals were found on the exposed surfaces, also chipping and spalling of bricks took place from the same walls. Which among the following are the causes of these defects ?
1. Settlement of foundation
2. Over-loading of the walls
3. Sulphate attach
4. Efflorescence
a. 1 and 2
b. 2 and 3
c. 2 and 4
d. 3 and 4
5. Match List I with list II and select the
correct answer : List I(Property)
A. Specific heat of an aggregate
B. Thermal conductivity of an aggregate
C. Thermal expansion
D. Durability of concrete
List II(Characteristic)
1. Breaks the bond between the aggregate and the paste
2. Is a measure of its heat capacity
3. Is affected by differences n thermal
expansion of two different materials
4. Is a measure of its ability to conduct
heat
A B C D
a. 1 3 2 4
b. 2 4 1 3
c. 1 4 2 3
d. 2 3 1 4
6. Consider the following methods of
preservation of timber :
1. Pressure application
2. Brush application

2 of 17
3. Dipping
4. Open tank application
The correct sequence of these methods in the increasing order of their effectiveness is :
a. 1, 3 4, 2
b. 3, 4, 2, 1
c. 2, 3, 4, 1
d. 4, 2, 1, 3
7. Match List I with List II and select the
correct answer :
List I (Name of defect)
A. Cupping
B. Bowing
C. Chucks
D. Knots
List II(Definition)
1. Caused by wood limbs encased by the wood of the free trunk
2. Caused by grain irregularities in the board and can be eliminated by proper
stacking
3. Small cracks appearing at the ends of boards caused by too rapid drying
4. Unequal shrinking in the radial and
tangential direction A B C D
a. 1 2 3 4
b. 4 3 2 1
c. 1 3 2 4
d. 4 2 3 1
8. Match List I with list II and select the
correct answer :
List I (Type of cement)
A. Ordinary Portland cement
B. Rapid hardening cement
C. Low heat cement
D. Sulphate resistant cement
List II(Characteristics)
1. The percentage of C3S is maximum and is of the order of 50%
2. The percentages of C2S and C3S are the same and of the order of 40%
3. Reacts with silica during burning and
causes particles to unite together and development of strength
4. Preserves the for of brick at high temperature and prevents shrinkage
A B C D
a. 2 4 1 3
b. 3 1 4 2
c. 2 1 4 3
d. 3 4 1 2
9. Match List I with List II and select the
correct answer :
List I(Type of cement)
A. High strength Portland cement
B. Super sulphated cement
C. High alumina cement
D. Rapid hardening Protland cement
List II(Property/Characteristic)
1. Should not be used with any admixture
2. Is extremely resistant to chemical
attach
3. Gives a higher rate of heat development during hydration of
cement
4. has a higher content of tricalcium silicate
A B C D
a. 3 2 1 4
b. 4 1 2 3
c. 3 1 2 4
d. 4 2 1 3
10. Consider the following stages in the
manufacturing of bricks :
1. Weathering
2. Moulding
3. Tempering
The correct sequence of these stages in the manufacturing of the bricks, is
a. 1, 2, 3
b. 2, 3, 1
c. 1, 3, 2
d. 3, 2, 1







Rest of the questions here I am attaching a pdf file please downloads it….