Theory of Machine In a screw jack, the effort required to lower the load W is given by P = W tan(α + φ) P = W tan(α - φ) P = W tan(φ - α) P = W cos(α + φ) P = W tan(α + φ) P = W tan(α - φ) P = W tan(φ - α) P = W cos(α + φ) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a hydrodynamic journal bearing, there is A very thin film of lubricant between the journal and the bearing such that there is contact between the journal and the bearing No lubricant between the journal and the bearing A thick film of lubricant between the journal and the bearing A forced lubricant between the journal and the bearing A very thin film of lubricant between the journal and the bearing such that there is contact between the journal and the bearing No lubricant between the journal and the bearing A thick film of lubricant between the journal and the bearing A forced lubricant between the journal and the bearing ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Creep in belt drive is due to Material of the pulley Uneven extensions and contractions due to varying tension Larger size of the driver pulley Material of the belt Material of the pulley Uneven extensions and contractions due to varying tension Larger size of the driver pulley Material of the belt ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Transmission of power from the engine to the rear axle of an automobile is by means of Crown gear Hooke's joint Worm and wheel method Compound gears Crown gear Hooke's joint Worm and wheel method Compound gears ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a Hartnell governor, if a spring of greater stiffness is used, then the governor will be Unaffected of sensitivity More sensitive Less sensitive Isochronous Unaffected of sensitivity More sensitive Less sensitive Isochronous ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine An imaginary circle which by pure rolling action, gives the same motion as the actual gear, is called Clearance circle Addendum circle Dedendum circle Pitch circle Clearance circle Addendum circle Dedendum circle Pitch circle ANSWER DOWNLOAD EXAMIANS APP