Important Railway, Government Exam Questions with Answer

Important Government Exam Questions with Answer

1) Which instrument is used to measure electric current?

A. Electrometer
B. Rheostatee
C. Volmeter
D. Ammeter

 Answer: Ammeter


2) Electric transformers are used to

A. Filter current
B. Regulate current
C. Serve as fuse
D. Change voltage

 Answer: Change voltage


3) One horse power is equal to

A. 523 watts
B. 746 watts
C. 816 watts
D. 719 watts

 Answer: 746 watts


4) Optics is the study of

A. Nature and properties of light
B. Old age, its phenomenon, disease etc
C. Disease of the nervous system
D. Symbolic representations

 Answer: Nature and properties of light


5) The gases used in different types of welding would include

A. oxygen and hydrogen
B. oxygen, hydrogen, acetylene and nitrogen
C. oxygen, acetylene and argon
D. oxygen and acetylene

 Answer: oxygen and acetylene


6) In which of the following activities silicon carbide is used?

A. Making cement and glass
B. Disinfecting water of ponds
C. cutting very hard substances
D. Making casts for statues

 Answer: cutting very hard substances


7) The average salinity of sea water is

A. 3%
B. 3.5%
C. 2.5%
D. 2%

 Answer: 3.5%


8) Which of the gas is not known as greenhouse gas?

A. Methane
B. Carbon dioxide
C. Nitrous oxide
D. Hydrogen

 Answer: Hydrogen


9) Which of the following are longest cells of human body?

A. Pancreatic cells
B. Epethelial cells
C. Nerve cells
D. Epidermal cells

 Answer: Nerve cells


10) Which organ is affected by Pneumonia disease?

A. Skin and intestine
B. Urinary tract
C. Liver
D. Lungs

 Answer: Lungs


11) Water passes from the soil into the root hair by a physical process called :

A. Osmosis
B. Diffusion
C. Transpiration
D. Absorption

 Answer: Osmosis


12) Evaporation of water is

A. A process accompained by a chemical reaction
B. An endothermic Change
C. An exothermic change
D. An process in which no heat exchange reaction

 Answer: An endothermic Change


13) The pitch of the sound is measured by its

A. Intensity
B. waveform
C. Frequency
D. Loudness

 Answer: Frequency


14) Which of the following acts as a resistance against disease in the body?

A. Carbohydrates
B. Red corpuscles
C. Vitamins
D. White corpuscles

 Answer: White corpuscles


15) Which of the following normally warms up faster when heat is applied?

A. Water
B. Glass
C. Iron
D. Wood

 Answer: Iron


16) The person suffering from “myopia” cannot see the objects at:

A. Near distance
B. Longer distance
C. any distance
D. Close to eye

 Answer: Longer distance


17) The group of metals Fe, Co, Ni may best called as

A. Transition metals
B. Main group metals
C. Alkali metals
D. Rare metals

 Answer: Transition metals



18) Heavy water is

A. Deuterium oxide
B. PH7
C. Rain water
D. Tritium oxide

 Answer: Deuterium oxide


19) The word CNG in the transport network system stands for

A. Chlorine Natural Gas
B. Commercial Natural Gas
C. Compressed Natural Gas
D. Condensed Natural Gas

 Answer: Compressed Natural Gas


20) Blood Pressure in humans is measured using the

A. Sphygmomanometer
B. Thermometer
C. Anemometer
D. None of the above

 Answer: Sphygmomanometer