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Home⇒ Everyday Science GK⇒ General knowledge
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Q41 ⇒ kilohertz is a unit which measures electromagnetic radio wave frequencies [other wrong options] [Discuss in forum] power used by a current of one ampere voltage electric resistance |
Q42 ⇒ Which of the following shows the masses of the three elementary particles in decreasing order? Baryons, Mesons, Leptons [other wrong options] [Discuss in forum] Leptons, Baryons, Mesons Mesons, Baryons, Leptons Leptons, Mesons Baryons |
Q43 ⇒ Rayon is chemically cellulose [other wrong options] [Discuss in forum] pectin glucose amylase |
Q44 ⇒ Permanent hardness of water may be removed by the addition of sodium carbonate [other wrong options] [Discuss in forum] alum potassium permanganate lime |
Q45 ⇒ The two elements that are frequently used for making transistors are silicon and germanium [other wrong options] [Discuss in forum] boron and aluminium iridium and tungsten niobium and columbium |
Q46 ⇒ Which of the following is a non metal that remains liquid at room temperature? Bromine [other wrong options] [Discuss in forum] Phosphorous Chlorine Helium |
Q47 ⇒ Reading of a barometer going down is an indication of rainfall [other wrong options] [Discuss in forum] snow storm intense heat |
Q48 ⇒ Which among the following is a positively charged particle emitted by a radioactive element? Alpha ray [other wrong options] [Discuss in forum] Beta ray Cathode ray Gamma ray |
Q49 ⇒ Which type of fire extinguisher is used for petroleum fire? Powder type [other wrong options] [Discuss in forum] Liquid type Soda acid type Foam type |
Q50 ⇒ Which of the following metals remain in liquid for under normal conditions? Mercury [other wrong options] [Discuss in forum] Radium Zinc Uranium |
Q51 ⇒ The group of metals Fe, Co, Ni may best called as transition metals [other wrong options] [Discuss in forum] main group metals alkali metals rare metals |
Q52 ⇒ Balloons are filled with helium [other wrong options] [Discuss in forum] nitrogen oxygen argon |
Q53 ⇒ What is laughing gas? Nitrous Oxide [other wrong options] [Discuss in forum] Carbon monoxide Sulphur dioxide Hydrogen peroxide |
Q54 ⇒ The gases used in different types of welding would include oxygen and acetylene [other wrong options] [Discuss in forum] oxygen and hydrogen oxygen, hydrogen, acetylene and nitrogen oxygen, acetylene and argon |
Q55 ⇒ Knot is a unit of speed of which of the following? Ship [other wrong options] [Discuss in forum] Aeroplane Light waves Sound waves |
Q56 ⇒ 'No two electrons in an atom can have the same set of four quantum numbers' is Pauli's exclusion principle [other wrong options] [Discuss in forum] Newton's law Bohr's law Aufbau principle |
Q57 ⇒ The vast resources of unutilised natural gas can be used in the production of fertilisers [other wrong options] [Discuss in forum] graphite Synthetic petroleum carbide |
Q58 ⇒ Which of the gas is not known as green house gas? Hydrogen [other wrong options] [Discuss in forum] Methane Nitrous oxide Carbon dioxide |
Q59 ⇒ One horse power is equal to 746 watts [other wrong options] [Discuss in forum] 748 watts 756 watts 736 watts |
Q60 ⇒ Soda water contains carbon dioxide [other wrong options] [Discuss in forum] carbonic acid sulphuric acid nitrous acid |
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