Which ofthe following materials is used in the manufacture of resistance grids to be used in the starters of large motors ? (a) Copper (b) Aluminium (c) Steel (d) Cast-iron

Which ofthe following materials is used in the manufacture of resistance grids to be
used in the starters of large motors ?
(a) Copper
(b) Aluminium
(c) Steel
(d) Cast-iron
by

1 Answer

Answer :

(d) Cast-iron
by

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