Engineering Mechanics A screw jack used for lifting the loads is An ideal machine A non-reversible machine None of these A reversible machine An ideal machine A non-reversible machine None of these A reversible machine ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The range of projectile (R) on an upward inclined plane is 2u². sin (α + β). cos α/g. cos² β g. cos² β/2u². sin (α + β). cos α g. cos² β/2u². sin (α - β). cos α 2u². sin (α - β). cos α/g. cos² β 2u². sin (α + β). cos α/g. cos² β g. cos² β/2u². sin (α + β). cos α g. cos² β/2u². sin (α - β). cos α 2u². sin (α - β). cos α/g. cos² β ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The unit of moment of inertia of an area is kg-m-s2 kg/m2 m4 kg-m2 kg-m-s2 kg/m2 m4 kg-m2 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The angular velocity (in rad/s) of a body rotating at N revolutions per minute is πN/60 2πN/60 πN/180 2πN/180 πN/60 2πN/60 πN/180 2πN/180 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The moment of inertia of a thin disc of mass ‘m’ and radius ‘r’, about an axis through its center of gravity and perpendicular to the plane of the disc is mr²/8 mr²/6 mr²/2 mr²/4 mr²/8 mr²/6 mr²/2 mr²/4 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The moment of inertia of a sphere of mass 'm' and radius 'r', about an axis tangential to it, is 7mr²/5 2mr²/3 2mr²/5 7mr²/3 7mr²/5 2mr²/3 2mr²/5 7mr²/3 ANSWER DOWNLOAD EXAMIANS APP
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