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Soap is a mixture of sodium or potassium salts of 1 Monocarboxylic acids 2 Glycerol?s 3 Dicarboxylic acids 4 Tricarboxylic acids
RRB,
2 8634Which of the following materials are used for preparing blur-black ink? 1 Gallic acid 2 Tannic acid 3 Ferrous sulphate 4 All of these
2 4256The type of glass used in making lenses and prisms is 1 Soft glass 2 Pyrex glass 3 Jena glass 4 Flint glass
1 3304Carbon tetrachloride fire extinguisher should not be used in closed rooms, because it produces a poisonous gas called 1 Carbon monoxide 2 Phosphine 3 Phosgene 4 None of these
3 8012Which of the following is used to coagulate synthetic fibers from solution? 1 Hydrochloric acid 2 Sulphuric acid 3 Nitric acid 4 None of these
1 4000How does common salt help in separating soap from the solution after saponification? 1 By decreasing solubility of soap 2 By increasing solubility of soap 3 By decreasing density of soap 4 None of these
1 3432The location and energy of an electron in an atom can be specified by 1 Atomic mass 2 Atomic number 3 Quantum numbers 4 None of these
2 4377Old-written material, which cannot be read easily, can be read by 1 Cosmic rays 2 Ultraviolet rays 3 Infra red rays 4 None of these
1 3707In an atomic nucleus, neutrons and protons are held together by 1 Gravitational forces 2 Magnetic forces 3 Exchange force 4 Coulombic forces
1 6276Which of the following elements is not-radioactive? 1 Uranium 2 Thorium 3 Plutonium 4 zirconium
SSC,
3 7170A moderator is used in nuclear reactors in order to 1 Increase the number of neutrons 2 Decrease the number of neutrons 3 Slow down the speed of neutrons 4 Accelerate the neutrons
1 2841According to Dalton?s atomic theory, the smallest particle which can exist independently is 1 An atom 2 A molecule 3 A cation 4 An anion
1 3647The dark lines in the solar spectrum are due to 1 Absorption of corresponding wavelengths by the prism used in he spectrograph 2 Destructive interference between waves of certain definite wavelengths 3 Absorption of corresponding wavelengths by the outer layers of the sun 4 None of these
1 3034The correct sequence of various regions I absorption spectrum is 1 Visible, ultraviolet, microwave, infra red 2 Infra red, gamma rays, ultraviolet, microwave 3 Ultra violet, visible, infra red, microwave 4 None of these
1 3455Post New General Knowledge_Current Affairs Questions
who started 'teacher's day'?
where does the southernmost tip in india lie?
Name the Noble prize winner for Economics in 2017.
To which field is Padma Vibhushan Yamini Krishna Moorthy related?
which is the capital of nepal?
Please give institutes or college name, which will convert life experience into a valid diploma in engineering in india
Name the latest Nobel Prize winners?
what is 7pcses inspection as per jc peney?
What are the total number of college in tripura ?
Name the chief justice of India?
who wrote the book titled as 'politics'?
When is the World Ozone Day celebrated?
What will you say about Kaveri River water dispute?
state the full form of cpu.
pls. LIC ado modle test paper sent me
