Applied Mechanics and Graphic Statics Force polygon method is applicable for A system of parallel forces only Non-concurrent coplanar force system Concurrent coplanar force system Any coplanar force system A system of parallel forces only Non-concurrent coplanar force system Concurrent coplanar force system Any coplanar force system ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The angle of friction is: The force of friction when the body is in motion The force of friction at which the body is just about to move The ratio of the friction and the normal reaction The angle between the normal reaction and the resultant of normal reaction and limiting friction The force of friction when the body is in motion The force of friction at which the body is just about to move The ratio of the friction and the normal reaction The angle between the normal reaction and the resultant of normal reaction and limiting friction ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The following is not a law of static friction: The force of friction depends upon the roughness of the surface The force of friction is dependent upon the area of contact The force of friction always acts in a direction opposite to that in which the body tends to move The magnitude of the limiting friction bears a constant ratio to the normal reaction between two surfaces The force of friction depends upon the roughness of the surface The force of friction is dependent upon the area of contact The force of friction always acts in a direction opposite to that in which the body tends to move The magnitude of the limiting friction bears a constant ratio to the normal reaction between two surfaces ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The velocity ratio of the differential wheel and axle is R/r1 - r2 2R/r1 + r2 2R/r1 3R/r1 - r2 R/r1 - r2 2R/r1 + r2 2R/r1 3R/r1 - r2 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics When a body slides down an inclined surface, the acceleration (f) of the body, is given by f = g sin θ f = g tan θ f = g cos θ f = g f = g sin θ f = g tan θ f = g cos θ f = g ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If the angular distance, 0 = 2t³ ‑ 3t², the angular acceleration at t = 1 sec. is 4 rad/sec² 12 rad/sec² 6 rad/sec² 1 rad/sec² 4 rad/sec² 12 rad/sec² 6 rad/sec² 1 rad/sec² ANSWER DOWNLOAD EXAMIANS APP