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 Isochronous Less sensitive Unaffected of sensitivity More sensitive Isochronous Less sensitive ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In vibration isolation system, if ω/ωn < 2, then for all values of damping factor, the transmissibility will be (where ω = Angular speed of the system, ωn = Natural frequency of vibration of the system) Zero Greater than unity Less than unity Equal to unity Zero Greater than unity Less than unity Equal to unity ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The two links OA and OB are connected by a pin joint at O. If the link OA turns with angular velocity ω₁ rad/s in the clockwise direction and the link OB turns with angular velocity ω₂ rad/s in the clockwise direction, then the rubbing velocity at the pin joint O is (where r = Radius of the pin at O) (ω₁ - ω₂)2r (ω₁ + ω₂)r ω₁.ω₂.r (ω₁ - ω₂)r (ω₁ - ω₂)2r (ω₁ + ω₂)r ω₁.ω₂.r (ω₁ - ω₂)r ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Creep in belt drive is due to Larger size of the driver pulley Material of the pulley Uneven extensions and contractions due to varying tension Material of the belt Larger size of the driver pulley Material of the pulley Uneven extensions and contractions due to varying tension Material of the belt ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Balancing of rotating and reciprocating parts of an engine is necessary when it runs at Any one of these Slow speed Moderate speed Highs peed Any one of these Slow speed Moderate speed Highs peed ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When the primary direct crank of a reciprocating engine makes an angle of 'θ' with the line of stroke, then the secondary direct crank will make an angle of _________ with the line of stroke. 4θ θ θ/2 2θ 4θ θ θ/2 2θ ANSWER DOWNLOAD EXAMIANS APP
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