Machine Design For crank shaft bearings, the ratio of the length of the journal to its diameter is_________. Equal to 1 Less than unity Greater than unity None of these Equal to 1 Less than unity Greater than unity None of these ANSWER DOWNLOAD EXAMIANS APP
Machine Design When screw threads are to be used in a situation where power is being transmitted in one direction only, then the screw threads suitable for this will be Acme threads Knuckle threads Square threads Buttress threads Acme threads Knuckle threads Square threads Buttress threads ANSWER DOWNLOAD EXAMIANS APP
Machine Design The shear plane in case of bolts should Be across threaded portion of shank Never be across the threaded portion Be normal to threaded portion of shank Be parallel to axis of bolt Be across threaded portion of shank Never be across the threaded portion Be normal to threaded portion of shank Be parallel to axis of bolt ANSWER DOWNLOAD EXAMIANS APP
Machine Design For tight leakage joints, following type of thread is best suited Metric NPT (national pipe threads). Buttress Square Metric NPT (national pipe threads). Buttress Square ANSWER DOWNLOAD EXAMIANS APP
Machine Design For high speed engines, the cam follower should move with Simple harmonic motion Uniform acceleration and retardation Cycloidal motion Uniform velocity Simple harmonic motion Uniform acceleration and retardation Cycloidal motion Uniform velocity ANSWER DOWNLOAD EXAMIANS APP
Machine Design Deep groove ball bearings are used for Small angular displacement of shafts Combined thrust and radial loads at high speed Heavy thrust load only Radial load at high speed Small angular displacement of shafts Combined thrust and radial loads at high speed Heavy thrust load only Radial load at high speed ANSWER DOWNLOAD EXAMIANS APP
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