Engineering Mechanics The unit of force in S.I. system of units is Newton Watt Dyne Kilogram Newton Watt Dyne Kilogram ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Center of gravity of a thin hollow cone lies on the axis at a height of One-fourth of the total height above base Three-eighth of the total height above the base One-half of the total height above base One-third of the total height above base One-fourth of the total height above base Three-eighth of the total height above the base One-half of the total height above base One-third of the total height above base ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics If ‘P’ is the force acting on the body, ‘m’ is the mass of the body and ‘a’ is the acceleration of the body, then according to Newton's second law of motion, P + m.a = 0 P - m.a = 0 P/m.a = 0 P × m.a = 0 P + m.a = 0 P - m.a = 0 P/m.a = 0 P × m.a = 0 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The forces, whose lines of action are parallel to each other and act in the same directions, are known as Unlike parallel forces Like parallel forces Coplanar concurrent forces Coplanar non-concurrent forces Unlike parallel forces Like parallel forces Coplanar concurrent forces Coplanar non-concurrent forces ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The efficiency of a lifting machine is the ratio of Work done by the machine to the work done on the machine Mechanical advantage to the velocity ratio All of these Output to the input Work done by the machine to the work done on the machine Mechanical advantage to the velocity ratio All of these Output to the input ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The range of a projectile is maximum, when the angle of projection is 60° 90° 30° 45° 60° 90° 30° 45° ANSWER DOWNLOAD EXAMIANS APP
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