Refrigeration and Air Conditioning The lowest thermal diffusivity is of Rubber Iron Lead Aluminium Rubber Iron Lead Aluminium ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning For air conditioning the operation theater in a hospital, the percentage of outside air in the air supplied is 20 Zero 100 50 20 Zero 100 50 ANSWER DOWNLOAD EXAMIANS APP
Machine Design Two shafts of the same length and material are joined in series. If the ratio of their diameters is 2, then the ratio of their angles of twist will be 16 4 2 8 16 4 2 8 ANSWER DOWNLOAD EXAMIANS APP
Machine Design In oilness bearings The oil film is maintained by supplying oil under pressure Grease required to be applied after some intervals The oil film pressure is generated only by the rotation of the journal Do not require external supply of lubricant The oil film is maintained by supplying oil under pressure Grease required to be applied after some intervals The oil film pressure is generated only by the rotation of the journal Do not require external supply of lubricant ANSWER DOWNLOAD EXAMIANS APP
Machine Design The relation between the pitch of the chain (p) and pitch circle diameter of the sprocket (D) is given by (where T = Number of teeth on the sprocket) p = D sin (360°/T) p = D sin (120°/T) p = D sin (90°/T) p = D sin (180°/T) p = D sin (360°/T) p = D sin (120°/T) p = D sin (90°/T) p = D sin (180°/T) ANSWER DOWNLOAD EXAMIANS APP