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- Question
A belt conveyor used for the transportation of materials can
Options- A. run upto 1 km.
- B. travel at a speed upto 300 metres/minute.
- C. handle materials upto 5000 tons/hr.
- D. all (a), (b) and (c).
- Correct Answer
- all (a), (b) and (c).
- 1. Dose of chlorine for disinfection of water is about __________ mg/litre of water.
Options- A. 0.01
- B. 0.1
- C. 0.3
- D. 1 Discuss
- 2. __________ gas is normally not used as a coolant in a nuclear reactor, because of its high neutron capture cross-section.
Options- A. Nitrogen
- B. Hydrogen
- C. Helium
- D. Carbon dioxide Discuss
- 3. Bauxite calcining rotary kilns are lined with __________ bricks.
Options- A. fireclay
- B. carbon
- C. 85% alumina
- D. corundum Discuss
- 4. Fast breeder test reactor at Kalpakkam is designed for using
Options- A. thorium as a fertile material.
- B. U-238 as a fertile material.
- C. helium as a coolant.
- D. uranium ore directly as a fuel. Discuss
- 5. The most suitable fertiliser for accelerating seeding or fruit formation in later stages of plant growth is __________ fertiliser.
Options- A. nitrogenous
- B. phosphatic
- C. potassic
- D. none of these Discuss
- 6. In a binary liquid system, the composition expressed as __________ is independent of the temperature & pressure.
Options- A. kg of solute/kg of solvent
- B. kg-mole of solute/kg-mole of solvent
- C. kg-mole of solute/1000 kg of solvent
- D. all (a), (b) & (c) Discuss
- 7. With increase in temperature, the thermal conductivity of non-metallic amorphous solids
Options- A. decreases
- B. increases
- C. remains constant
- D. first decreases upto certain temperature and then increases Discuss
- 8. In filtration, the use of 'filter aid' helps in
Options- A. reducing the filtration pressure.
- B. accelerating the rate of filtration.
- C. deplugging the filter medium.
- D. enhancing the cake porosity in case of a dense impermeable cake. Discuss
- 9. Dispersion of a gas through liquid is done by using a
Options- A. sparger
- B. kneader
- C. masticator
- D. none of these Discuss
- 10. Cermets are combination of ceramic and metallic materials due to which they have high strength & resistance to high temperature. Cermets are used in the
Options- A. hearth of the blast furnace.
- B. nuclear reactors, missiles & space crafts.
- C. insulation of high temperature furnaces.
- D. roof of electric furnaces. Discuss
More questions
Correct Answer: 1
Correct Answer: Nitrogen
Correct Answer: 85% alumina
Correct Answer: thorium as a fertile material.
Correct Answer: phosphatic
Correct Answer: all (a), (b) & (c)
Correct Answer: increases
Correct Answer: deplugging the filter medium.
Correct Answer: sparger
Correct Answer: nuclear reactors, missiles & space crafts.
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