Machine Design A woodruff key is A tapered key with head at one end Fitted in pairs at right angles All of these Capable of tilting in a recess milled out in the shaft A tapered key with head at one end Fitted in pairs at right angles All of these Capable of tilting in a recess milled out in the shaft 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 When the speed of belt increases, The power transmitted will increase The coefficient of friction between the belt and pulley decreases The coefficient of friction between the belt and pulley increases The power transmitted will decrease The power transmitted will increase The coefficient of friction between the belt and pulley decreases The coefficient of friction between the belt and pulley increases The power transmitted will decrease ANSWER DOWNLOAD EXAMIANS APP
Machine Design If threads on a bolt are left hand, threads on nut will be Left hand with same pitch Right hand with same pitch Could be left or right hand Right hand with fine pitch Left hand with same pitch Right hand with same pitch Could be left or right hand Right hand with fine pitch ANSWER DOWNLOAD EXAMIANS APP
Machine Design The initial tension (in newtons) in a bolt used for making a fluid tight joint like steam engine cover joints, is calculated by the relation (where d = Nominal diameter of bolt in mm) 2080 d 1420 d 1680 d 2840 d 2080 d 1420 d 1680 d 2840 d ANSWER DOWNLOAD EXAMIANS APP
Machine Design In block brakes, the ratio of shoe width to wheel diameter is taken between 0.25 and 0.50 0.1 and 0.25 0.50 and 0.75 0.75 and 1 0.25 and 0.50 0.1 and 0.25 0.50 and 0.75 0.75 and 1 ANSWER DOWNLOAD EXAMIANS APP