Design of Machine Elements

Q.  Which of the following formula is used to calculate oil-film thickness in hydrodynamic bearings?

a. h = (c + Є cos θ)
b. h =(c – Є cos θ)
c. h = c (1+ Є sin θ)
d. h = c (1+ Є cos θ)


ANSWER: See Answer
 
No explanation is available for this question!
MCQs:  Peak to peak value of a sine wave is
Category: Electrical Engineering Questions,   Published by: T-Code Scripts
MCQs:  The number of instantaneous values between zero and the peak value is
Category: Electrical Engineering Questions,   Published by: T-Code Scripts
MCQs:  If the voltage increases from zero to peak value and decreases back to zero during one alteration, then the average value must be
Category: Electrical Engineering Questions,   Published by: T-Code Scripts
MCQs:  In Fleming’s right hand rule, the direction of the induced emf in the conductor is given by
Category: Electrical Engineering Questions,   Published by: T-Code Scripts
MCQs:  Yoke in a dc machine serves the function of
Category: Electrical Engineering Questions,   Published by: T-Code Scripts
MCQs:  Laminations or stampings are used to reduce the eddy current losses. The direction of laminations should be such that
Category: Electrical Engineering Questions,   Published by: T-Code Scripts
MCQs:  In a self excited generator, if the series field opposes the shunt field, then the generator is
Category: Electrical Engineering Questions,   Published by: T-Code Scripts
MCQs:  Tangent galvanometer can be used to measure
Category: Electrical Engineering Questions,   Published by: T-Code Scripts
MCQs:  Wattmeter is a / an
Category: Electrical Engineering Questions,   Published by: T-Code Scripts
MCQs:  The magnetic effect is used in
Category: Electrical Engineering Questions,   Published by: T-Code Scripts
MCQs:  The springs should be
Category: Electrical Engineering Questions,   Published by: T-Code Scripts
MCQs:  In gravity control, at the zero position of the pointer the controlling torque is
Category: Electrical Engineering Questions,   Published by: T-Code Scripts
MCQs:  Alternating voltage can be generated by
Category: Electrical Engineering Questions,   Published by: T-Code Scripts
MCQs:  The amplitude or peak value or maximum value of an alternating voltage is given by the coefficient of the
Category: Electrical Engineering Questions,   Published by: T-Code Scripts
MCQs:  Root mean square value of current is equal to
Category: Electrical Engineering Questions,   Published by: T-Code Scripts
MCQs:  The ratio of maximum value to effective value of an alternating quantity is called
Category: Electrical Engineering Questions,   Published by: T-Code Scripts
MCQs:  The two alternating quantities could be added by constructing
Category: Electrical Engineering Questions,   Published by: T-Code Scripts
MCQs:  The undue deterioration in wiring due to the action of dampness, fumes, weather etc is
Category: Electrical Engineering Questions,   Published by: T-Code Scripts
MCQs:  For a two - way position control of lamp, the number of switches required is
Category: Electrical Engineering Questions,   Published by: T-Code Scripts
MCQs:  The voltage of the earthed appliance when it is higher and when it is lower than the earth potential will
Category: Electrical Engineering Questions,   Published by: T-Code Scripts