A) purification of water B) production of carbon steels C) paints and varnishes as colouring agent D) absorption of gases. Ans : (D)
A) coking B) dredging C) liquation D) adsorption. Ans : (D)
A) Dual cycle B) Diesel cycle C) Otto cycle D) Brayton cycle. Ans : (D)
A) hydrogen sulphide B) nitrogen C) carbon monoxide D) carbon dioxide. Ans : (A)
A) tidal wave B) wind speed C) heating value D) radioactivity. Ans : (C)
A) slow neutrons B) moderately fast neutrons C) fast neutrons D) exceptionally fast neutrons. Ans : (A)
A) Tidal power plant B) MDH generator C) OTEC power plant D) Thermionic conversion. Ans : (D)
A) produces light fractions which require sweetening B) is corrosive when heated C) evolves significant amounts of hydrogen sulphide on distillation D) all of the above. Ans : (D)
A) gas B) carbon C) ash D) cinder. Ans : (B)
A) will distance generated emf’s of other alternators connected is parallel B) will decrease bus-bar voltage through momentarily C) will get short circuited D) is likely o run as a synchronous motor. Ans : (C)
MCQ of Transformer page-20:91. All day efficiency of a distribution transformer is ………. its commercial efficiency.
MCQ of Transformer page-19:81. Which of the following is not a fitting on the transformer ?
MCQ of Transformer page-18:71. The short circuit test on a transformer gives its