Machine Design Tensile strength of a mild steel specimen can be roughly predicted from following hardness test Vickers Rockwell None of these Brinell Vickers Rockwell None of these Brinell ANSWER DOWNLOAD EXAMIANS APP
Machine Design Machine screws are Slotted for a screw driver and generally used with a nut Similar to stud Similar to small size tap bolts except that a greater variety of shapes of heads are available Used to prevent relative motion between two parts Slotted for a screw driver and generally used with a nut Similar to stud Similar to small size tap bolts except that a greater variety of shapes of heads are available Used to prevent relative motion between two parts ANSWER DOWNLOAD EXAMIANS APP
Machine Design A shaft is subjected to a maximum bending stress of 80 N/mm² and maximum shearing stress equal to 30 N/mm² at a particular section. If the yield point in tension of the material is 280 N/mm² and the maximum shear stress theory of failure is used, then the factor of safety obtained will be 3.5 2.5 3 2.8 3.5 2.5 3 2.8 ANSWER DOWNLOAD EXAMIANS APP
Machine Design Taper on the cotter and slot is provided On both the sides On none of the sides May be provided anywhere On one side only On both the sides On none of the sides May be provided anywhere On one side only ANSWER DOWNLOAD EXAMIANS APP
Machine Design The permissible stress for carbon steel under static loading is generally taken as 4000-4500 kg/cm² 3000-4000 kg/cm² 7500-10,000 kg/cm² 2000-3000 kg/m² 4000-4500 kg/cm² 3000-4000 kg/cm² 7500-10,000 kg/cm² 2000-3000 kg/m² ANSWER DOWNLOAD EXAMIANS APP
Machine Design The constant factor in case of R10 series of preferred numbers is 1.06 1.12 1.58 1.26 1.06 1.12 1.58 1.26 ANSWER DOWNLOAD EXAMIANS APP
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