Machine Design The size of a gear is usually specified by Diametral pitch Circular pitch Pressure angle Pitch circle diameter Diametral pitch Circular pitch Pressure angle Pitch circle diameter ANSWER DOWNLOAD EXAMIANS APP
Machine Design A metal pipe of 1 m diameter contains a fluid having a pressure of 1 N/mm². If the permissible tensile stress in the metal is 20 N/mm², then the thickness of the metal required for making the pipe will be 15 mm 5 mm 10 mm 25 mm 15 mm 5 mm 10 mm 25 mm ANSWER DOWNLOAD EXAMIANS APP
Machine Design A self locking screw has Fine threads Coefficient of friction is greater than tangent of load angle Hole for inserting split pin Course threads Fine threads Coefficient of friction is greater than tangent of load angle Hole for inserting split pin Course threads 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 2.5 3.5 3 2.8 2.5 3.5 3 2.8 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 2 τ τ 4 τ τ/2 2 τ τ 4 τ ANSWER DOWNLOAD EXAMIANS APP
Machine Design A bolt is designed on the basis of __________ with a large factor of safety. Direct bending stress Direct tensile stress Direct compressive stress Direct shear stress Direct bending stress Direct tensile stress Direct compressive stress Direct shear stress ANSWER DOWNLOAD EXAMIANS APP
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