Theory of Machine When the nature of contact between the elements of a pair is such that one element can turn about the other by screw threads, the pair is known as a Screw pair Spherical pair Turning pair Sliding pair Screw pair Spherical pair Turning pair Sliding pair ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The natural frequency of free longitudinal vibrations is equal to (where m = Mass of the body, s = Stiffness of the body, and δ = Static deflection of the body) 0.4985/√δ Any one of the listed here 1/2π × √(s/m) 1/2π × √(g/δ) 0.4985/√δ Any one of the listed here 1/2π × √(s/m) 1/2π × √(g/δ) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The ratio of maximum fluctuation of speed to the mean speed is called None of these Coefficient of fluctuation of speed Maximum fluctuation of speed Fluctuation of speed None of these Coefficient of fluctuation of speed Maximum fluctuation of speed Fluctuation of speed ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The brake commonly used in railway trains is Band and block brake Band brake Shoe brake Internal expanding brake Band and block brake Band brake Shoe brake Internal expanding brake ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Whitworth quick return mechanism is obtained by inversion of Five link mechanism Kinematic chain Slider crank mechanism Roller cam mechanism Five link mechanism Kinematic chain Slider crank mechanism Roller cam mechanism ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When a slider moves on a fixed link having curved surface, their instantaneous centre lies At the centre of circle At the pin joint On their point of contact At the centre of curvature At the centre of circle At the pin joint On their point of contact At the centre of curvature ANSWER DOWNLOAD EXAMIANS APP