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

A machine transforms the available energy into some useful work, whereas in a structure no energy is transformed into useful work
The parts of a machine move relative to one another, whereas the members of a structure do not move relative to one another
All of these
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 cone pulley, if the sum of radii of the pulleys on the driving and driven shafts is constant, then

Open belt drive is recommended
The drive is recommended depending upon the torque transmitted
Crossed belt drive is recommended
Both open belt drive and crossed belt drive is recommended

ANSWER DOWNLOAD EXAMIANS APP