Theory of Machine
The Klein's diagram is used when

Crank has uniform angular acceleration
Crank has nonuniform angular velocity
Crank has nonuniform angular acceleration
Crank has uniform angular velocity

ANSWER DOWNLOAD EXAMIANS APP

Theory of Machine
In a single slider crank chain

Three are turning pairs and one is a sliding pair
One is a turning pair and three are sliding pairs
Each of the four pairs is a turning pair
Two are turning pairs and two are sliding pairs

ANSWER DOWNLOAD EXAMIANS APP