Common applications of finned surfaces are with(i) Electrical motors(ii) Economizers for steam power plant(iii) Convectors for steam and cold water heating systems(iv) Cooling coilsIdentify the correct option

Common applications of finned surfaces are with(i) Electrical motors(

1.	Common applications of finned surfaces are with(i) Electrical motors(ii) Economizers for steam power plant(iii) Convectors for steam and cold water heating systems(iv) Cooling coilsIdentify the correct option
A.	i, ii and iv
B.	i, ii and iii
C.	i, ii, iii and iv
D.	i and ii
Answer» B. i, ii and iii

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