Theory of Machine With usual notations for different parameters involved, the maximum fluctuations of energy for a flywheel is given by 2ECS 2ECS² EC S/2 2E²CS 2ECS 2ECS² EC S/2 2E²CS ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In an open pair, the two elements of a pair Are not held together mechanically Have a line or point contact when in motion Are kept in contact by the action of external forces, when in motion Have a surface contact when in motion Are not held together mechanically Have a line or point contact when in motion Are kept in contact by the action of external forces, when in motion Have a surface contact when in motion ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which of the following is a turning pair? Lead screw of a lathe with nut Ball and a socket joint Piston and cylinder of a reciprocating steam engine Shaft with collars at both ends fitted into a circular hole Lead screw of a lathe with nut Ball and a socket joint Piston and cylinder of a reciprocating steam engine Shaft with collars at both ends fitted into a circular hole ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A cam mechanism imparts following motion Oscillating All of these Reciprocating Rotating Oscillating All of these Reciprocating Rotating ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Flexible coupling is used because It prevents shock transmission and eliminates stress reversals It transmits shocks gradually It is easy to disassemble It is easy to engage and disengage It prevents shock transmission and eliminates stress reversals It transmits shocks gradually It is easy to disassemble It is easy to engage and disengage ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A body is said to be under forced vibrations, when No external force acts on a body, after giving it an initial displacement None of these There is a reduction in amplitude after every cycle of vibration A body vibrates under the influence of external force No external force acts on a body, after giving it an initial displacement None of these There is a reduction in amplitude after every cycle of vibration A body vibrates under the influence of external force ANSWER DOWNLOAD EXAMIANS APP