Theory of Machine
The relation between number of links (l) and number of joints (j) in a kinematic chain is

l = (3/4).(j + 3)
l = (1/2).(j + 2)
l = (2/3).(j + 2)
l = j + 4

ANSWER DOWNLOAD EXAMIANS APP

Theory of Machine
Which of the following statement is correct as regard to the difference between a machine and a structure?

All of these
The parts of a machine move relative to one another, whereas the members of a structure do not move relative to one another
A machine transforms the available energy into some useful work, whereas in a structure no energy is transformed into useful work
The links of a machine may transmit both power and motion, whereas the members of a structure transmit forces only

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 forced 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
No lubricant between the journal and the bearing

ANSWER DOWNLOAD EXAMIANS APP