Maximum consumption of lead is in the manufacture of (A) Storage batteries (B) Solder alloys

Maximum consumption of lead is in the manufacture of
(A) Storage batteries
(B) Solder alloys
by

1 Answer

Answer :

(A) Storage batteries
by

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The metal used in storage batteries- (1) Iron (2) Copper (3) Lead (4) Zinc

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Nickel-cadmium storage batteries are superior to lead-acid batteries because they __________. A. put out higher voltages and require no maintenance B. can remain idle and keep a full charge for a long time C. need fewer cells in series and use less mounting space D. all of the above

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Caution must be exercised during the charging of lead-acid storage batteries as _____________. A. the acid will become weaker B. hydrogen gas is being continuously liberated C. both plates are changing chemically to lead sulfate D. lead peroxide in the negative plate is poisonous

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The charging of lead-acid storage batteries will always result in __________. A. dangerous acid burns B. a dangerously explosive gas being liberated C. the danger of lead poisoning D. all of the above

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The capacity of highest storage tank with efficient standby pump should be higher of the following figures a)1/4 the maximum water consumption in 24 hours b)1/3 the normal water consumption in 24 hours c)1/4 the normal water consumption in 24 hours. d) a or b* e) b or c f) a of c

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In the Contact process of sulphuric acid manufacture, 98% acid cooler is made of (A) Stainless steel (B) Cast iron (C) Lead lined steel (D) Rubber lined steel

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Calcareous & argillaceous materials are used in the manufacture of (A) Lead (B) Cement (C) Carbon disulphide (D) None of these

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Which of the following is not an alloy of tin? (A) White-bearing metal (B) Pewter type metal (C) Soft solder (D) German silver

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Nickel and molybdenum are the basic constituents of (A) Hastelloy (B) German silver (C) Inconel (D) Solder

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__________ does not contain tin as an alloying material. (A) Brass (B) Pewter (C) Solder (D) Babbitt metal

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High resistance electrical heating elements/wire are not made of (A) Maraging steel (B) Nimonic alloys (C) Kanthal wire (D) Nichrome

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Which of the following alloys does not contain nickel? (A) Chlorinet - 2 alloy (B) Monel (C) Inconel (D) Babbitt metal

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Nickel (76%) and chromium (15%) alloys are termed as (A) Inconel (B) Monel (C) Aluminium bronzes (D) Brass

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