Interview Question and answer for Limited Departmental Competitive Examination
Categories: Interview questions and answers Study Indian railways interview questions
Interview Question and answer for Limited Departmental Competitive Examination
1. Stone generally preferred for railway ballast is
- Sandstone
- Dolomite
- Marble
- Basalt or trap granite*
Answer: Basalt or trap granite
2. An artificial stone made from pieces of white marble, white cement and other coloring agents, generally used for floor and facing walls is known as
- Topaz
- Marble
- Terrazzo*
- Gneiss
Answer: Terrazzo
3. Which one of the following impurity is not desirable in the soil used for brick formation
- Alkali
- Kankar
- Iron oxide
- Alkali & Kankar*
Answer: Alkali & Kankar
4. The Rocks formed from molten lava are called
- Sedimentary rocks
- Igneous rocks*
- Metamorphic rock
- Plutonic rock
Answer: Igneous rocks
5. Granite is obtained from
- Igneous rocks*
- Sedimentary rocks
- Metamorphic rocks
- Plutonic rock
Answer: Igneous rocks
6. Marble is obtained from
- Igneous rocks
- Sedimentary rocks
- Metamorphic rocks*
- Plutonic rock
Answer: Metamorphic rocks
7. Limestone is obtained from
- Igneous rocks
- Sedimentary rocks*
- Metamorphic rocks
- Plutonic rock
Answer: Sedimentary rocks
8. The bulking of sand with 2% moisture content is about
a) 5%
b) 10%
c) 15%*
d) 20%
Answer: 15%
9. A good building stone should not absorb water more than
a) 5%*
b) 10%
c) 15%
d) 20%
Answer: 5%
10. The standard size of modular bricks is------------- centimeters
a) 18x 8 x8
b) 19x 9x 9
c) 20x 10 x10
d) 21x 11 x11
Answer: 20x 10 x10