Theory of Machine The equation of free vibrations of a system is (d²x/dt²) +36 π²x, its natural frequency is 3π Hz 6π Hz 3 Hz 6 Hz 3π Hz 6π Hz 3 Hz 6 Hz ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The frictional torque transmitted in a flat pivot bearing, assuming uniform wear, is(Where μ = Coefficient of friction, W=Load over the bearing, R=Radius of bearing) μwr ½μWR ¾μWR ²/₃ μWR μwr ½μWR ¾μWR ²/₃ μWR ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The mechanism in which two are turning pairs and two are sliding pairs, is called a Elliptical trammel Scotch yoke mechanism Double slider crank chain All of these Elliptical trammel Scotch yoke mechanism Double slider crank chain All of these ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine If two moving elements have surface contact in motion, such pair is known as Sliding pair Rolling pair Surface pair Higher pair Sliding pair Rolling pair Surface pair Higher pair ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Cylindrical cams can be classified as Circular None of these Tangent Reciprocating Circular None of these Tangent Reciprocating ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The secondary unbalanced force is maximum when the angle of inclination of the crank with the line of stroke is 0° and 90° Both (A) and (B) 180° and 360° None of these 0° and 90° Both (A) and (B) 180° and 360° None of these ANSWER DOWNLOAD EXAMIANS APP
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