GENERAL SCIENCE(CHEMISTRY) QUESTIONS FOR RRB ALP & TECHNICIAN DAY-21

Dear Bankersdaily Aspirants,

Hope you are preparing well for your RRB ALP & TECHNICIAN recruitment 2018 which is going to be held in the month of April/May of this year 2018.The Indian Railways has finally released the official notification announcing the Assistant Loco Pilot (ALP) & Technicians Recruitment. In the year 2018, Railways Recruitment Board or RRB will be recruiting to fill 26,502 vacancies for ALP and Technicians. This is a golden chance to grab a well secured job in the Indian Railways.

So its time for you people to boost your preparation to get a secured job in RRB as ALP & TECHNICIAN. Here are some important questions in Physics which will help to boost your preparation.

RRB ALP & TECHNICIAN recruitment 2018 Day- 21

No.of Questions: 10

Timing: 10 minutes

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1) Hydrochloric acid is used as ______

a) Dyes

b) Fuel

c) Reagent

d) Bleach

e) Mustard gas

2) Which of the following is used as reagent?

a) Chlorine

b) Coal gas

c) Water gas

d) Sulphur dioxide

e) Sulphuric acid

3) Which of the following is the uses of Sulphur dioxide?

a) Laughing gas

b)Oxidants and reductants

c) As bleaching agent

d) Both b and c

e) None of these

4) Which of the following compound is used as Ornaments?

a) Coal gas

b) Water gas

c) Nitrous oxide

d) Carbon monoxide

e) Graphite

5) Which of the following compound is used as rocket fuel?

a) Diamond

b) Liquid hydrogen

c) Alum

d) Mercury

e) Heavy water

6) Chemicals help to increase the fertility of the soil and growth of the plant is called as ________

a) Fertilizers

b) Plaster of paris

c) Heavy water

d) Alum

e) Mercury

7) Which of the following is the artificial fertilizer?

a) Potassium Chloride

b) Ammonium Sulphate

c) Urea

d) All of the above

e) None of these

8) Many living organisms destroy crops or eat away grains.They are collectively known as ________

a) Amalgam

b) Allotropes

c) Cesium

d) Gallium

e) Pests

9) _____ is a process of forming a thick oxide layer of aluminium.

a) Annealing

b) Tempering

c) Quenching

d) Cathodizing

e) Anodizing

10) ______ Steel is heated to bright redress and then suddenly cooled in water or oil, it becomes extraordinarily hard and brittle.

a)Annealing

b)Tempering

c) Quenching

d)Anodizing

e) None of these

Answer Key

1) a) Dyes

2) e) Sulphuric acid

3) d) Both b and c

4) e) Graphite

5) b) Liquid hydrogen

6) a) Fertilizers

7)d) All of the above

8) e) Pests

9) e) Anodizing

10) c) Quenching

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