The function of the oil separator in vapour compression refrigerator is (a) lubricate the compressor (b) reduce heat transfer efficiency (c) prevent oil being carried to condenser (d) none of the above

If the thermal strain developed in polyimide film during deposition is given as 0.0044. assume room temperature is kept at 17.3 c, and thermal coefficient of expansion for the film and the substrate are 54 x 10^-6c^-1 and 3.3 x 10^-6c^-1respectively. calculate the deposition temperature.

Items are similar to the free issue items, but their access is limited. (clo5) a)-bin stock items free issue b)-bin stock controlled issue c)-critical or insurance spares d)-rebuildable spares e)-consumables

Inspection for bearing condition will include: (clo4) a)-color b)-smell c)-size d)-none of the above