Theory of Machine In railway axle boxes, the bearing used is Double row spherical roller bearing Double row self aligning ball bearing Deep groove ball bearing Cylindrical roller bearing Double row spherical roller bearing Double row self aligning ball bearing Deep groove ball bearing Cylindrical roller bearing ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Frequency of vibrations is usually expressed in None of these Number of cycles per second Number of cycles per minute Number of cycles per hour None of these Number of cycles per second Number of cycles per minute Number of cycles per hour ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine If ω/ωn = 2, where co is the frequency of excitation and ωn is the natural frequency of vibrations, then the transmissibility of vibration will the 1 0.5 2 1.5 1 0.5 2 1.5 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The secondary unbalanced force is maximum __________ in one revolution of the crank. Two times Sixteen times Four times Eight times Two times Sixteen times Four times Eight times ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When the body is suspended at the point of suspension, its periodic time and frequency will be ________ as compared to the body suspended at the point of percussion. Same Four times None of these Two times Same Four times None of these Two times ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine To connect two parallel and coplanar shafts the following type of gearing is used None of the listed here Spur gear Bevel gear Spiral gear None of the listed here Spur gear Bevel gear Spiral gear ANSWER DOWNLOAD EXAMIANS APP