Machine Design The difference between the upper limit and lower limit of a dimension is called Nominal size Tolerance Actual size Basic size Nominal size Tolerance Actual size Basic size ANSWER DOWNLOAD EXAMIANS APP
Machine Design A closely coiled helical spring is acted upon by an axial force. The maximum shear stress developed in the spring is τ. The half of the length of the spring if cut off and the remaining spring is acted upon by the same axial force. The maximum shear stress in the spring in new condition will be τ/2 4 τ τ 2 τ τ/2 4 τ τ 2 τ ANSWER DOWNLOAD EXAMIANS APP
Machine Design If the size of a standard specimen for a fatigue testing machine is increased, the endurance limit for the material will None of these Have same value as that of standard specimen Decrease Increase None of these Have same value as that of standard specimen Decrease Increase ANSWER DOWNLOAD EXAMIANS APP
Machine Design For high speed engines, the cam follower should move with Uniform acceleration and retardation Cycloidal motion Uniform velocity Simple harmonic motion Uniform acceleration and retardation Cycloidal motion Uniform velocity Simple harmonic motion ANSWER DOWNLOAD EXAMIANS APP
Machine Design For circumferential joint in boilers, the type of joint used is Any one of the above Lap joint with one ring overlapping the other Butt joint with single cover plate Butt joint with double cover plate Any one of the above Lap joint with one ring overlapping the other Butt joint with single cover plate Butt joint with double cover plate ANSWER DOWNLOAD EXAMIANS APP
Machine Design The endurance or fatigue limit is defined as the maximum value of the stress which a polished standard specimen can withstand without failure, for infinite number of cycles, when subjected to Static as well as dynamic load Dynamic load Completely reversed load Static load Static as well as dynamic load Dynamic load Completely reversed load Static load ANSWER DOWNLOAD EXAMIANS APP