Theory of Machine The centre of gravity of a coupler link in a four bar mechanism will experience Only angular acceleration Both linear and angular acceleration No acceleration Only linear acceleration Only angular acceleration Both linear and angular acceleration No acceleration Only linear acceleration ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The primary unbalanced force is maximum when the angle of inclination of the crank with the line of stroke is 180° and 360° 90° and 180° 0° and 90° 0° and 180° 180° and 360° 90° and 180° 0° and 90° 0° and 180° ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A Hartnell governor has its controlling force (Fc) given by Fc = ar + b, where r is the radius of rotation and a and b are constants. The governor becomes isochronous when a = 0 and b is +ve a is +ve and b is -ve a is +ve and b = 0 a is +ve and b is also +ve a = 0 and b is +ve a is +ve and b is -ve a is +ve and b = 0 a is +ve and b is also +ve ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The critical speed of a shaft in revolution per second is __________ as that of natural frequency of transverse vibration. Same Different None of these Unpredictable Same Different None of these Unpredictable ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In its simplest form, a cam mechanism consists of following number of links 3 4 2 1 3 4 2 1 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Pulley in a belt drive acts as Cylindrical pair Sliding pair Rolling pair Turning pair Cylindrical pair Sliding pair Rolling pair Turning pair ANSWER DOWNLOAD EXAMIANS APP
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