Thermometer bulb & capillary in case of mercury filled pressure
spring expansion thermometer is normally made of __________ as mercury
does not amalgamate with it.
(A) Copper
(B) Copper alloys
(C) Stainless steel
(D) Monel
spring expansion thermometer is normally made of __________ as mercury
does not amalgamate with it.
(A) Copper
(B) Copper alloys
(C) Stainless steel
(D) Monel