Engineering Mechanics The maximum efficiency of a lifting machine is m/V.R. 1/m V.R./m 1/(m × V.R.) m/V.R. 1/m V.R./m 1/(m × V.R.) ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics A machine having an efficiency less than 50%, is known as Ideal machine Reversible machine Non-reversible machine Neither reversible nor non-reversible machine Ideal machine Reversible machine Non-reversible machine Neither reversible nor non-reversible machine ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Tension in the cable supporting a lift is more when the lift is moving __________ with an acceleration. Upwards Horizontal Downwards None of these Upwards Horizontal Downwards None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The unit of work in S.I. units is joule erg kg-m Newton joule erg kg-m Newton ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The maximum mechanical advantage of a lifting machine is 1 - m 1 + m 1 / m m 1 - m 1 + m 1 / m m ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The moment of inertia of a thin spherical shell of mass m and radius r, about its diameter is 2mr²/5 mr²/3 2mr²/3 3mr²/5 2mr²/5 mr²/3 2mr²/3 3mr²/5 ANSWER DOWNLOAD EXAMIANS APP