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Model Questions for SSC Junior Engineer EXAM - CIVIL ENGG set-10

1. Quick lime is

(A) Calcium carbonate
(B) Calcium oxide
(C) Calcium hydroxide
(D) None of the above

2. Spalling hammer is used for

(A) Driving wooden headed chisels
(B) Rough dressing of stones
(C) Carving of stones
(D) Breaking small projection of stones

3. Pick up the correct statement from the following:

(A) The free quartz suddenly expands at a temperature lower than 600°C
(B) The lime stone resists fire upto about 800°C and at higher temperature it splits into CaO and CO2
(C) The sand stone with silicates resist a fire in a better way
(D) All the above

4. Bullet proof glass is made of thick glass sheet sandwiched by a layer of

(A) Steel
(B) Stainless steel
(C) High test plastic
(D) Chromium plate

5. Plywood is made by bonding together thin layers of wood in such a way that the angle between grains of any layer to grains of adjacent layers is

(A) 0°
(B) 30°
(C) 45°
(D) 90°

Study Kit for SSC Junior Engineer EXAM (Paper-1) 2017-2018

6. According to IS 399-1963, the weight of the timber is specified at

(A) 8% moisture content
(B) 10% moisture content
(C) 12% moisture content
(D) 14% moisture content

7. The internal size of mould used in brick preparation is

(A) Equal to the size of a fully burnt brick
(B) Smaller than the size of a fully burnt brick
(C) Greater than the size of a fully burnt brick
(D) None of the above

8. Pick up the correct statement from the following:

A) Air bubbles in casting produce a dull sound by tapping their surfaces lightly with a hammer
(B) Cupola furnace is used for the manufacture of cast iron
(C) Red short iron is of no value for welding purpose
(D) All the above

9. Lime putty

(A) Is made from hydraulic lime
(B) Is made by adding lime to water
(C) Can be used only upto three days
(D) All of above

10. The stone suitable for rubble masonry should be.

(A) Hard
(B) Tough
(C) Heavy
(D) Light