Theory of Machine
When the two elements of a pair have __________ when in motion, it is said to a lower pair.

Surface contact
Body contact
None of these
Line or point contact

ANSWER DOWNLOAD EXAMIANS APP

Theory of Machine
In a hydrodynamic journal bearing, there is

A thick film of lubricant between the journal and the bearing
A very thin film of lubricant between the journal and the bearing such that there is contact between the journal and the bearing
A forced lubricant between the journal and the bearing
No lubricant between the journal and the bearing

ANSWER DOWNLOAD EXAMIANS APP