Applied Mechanics and Graphic Statics A rigid body is in a stable equilibrium if the application of any force Can raise the CG of the body but cannot lower it Tends to lower the CG of the body None of above Neither raises nor lowers the CG of the body Can raise the CG of the body but cannot lower it Tends to lower the CG of the body None of above Neither raises nor lowers the CG of the body ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A 2 m long ladder rests against a wall and makes an angle of 30° with the horizontal floor. Where will be the instantaneous center of rotation when the ladder starts slipping ? i. 1.0 in from the wall ii. 1.732 m from the wall iii. 1.0 m above the floor iv. 1.732 m above the floor The correct answer is (ii) and (iv) (ii) and (iii) (i) and (iii) (i) and (iv) (ii) and (iv) (ii) and (iii) (i) and (iii) (i) and (iv) ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The centre of gravity of the trapezium as shown in below figure from the side is at a distance of Applied Mechanics and Graphic Statics mcq question image (h/3) × [(2b + a)/(b + a)] (h/2) × [(2b + a)/(b + a)] (h/3) × [(b + 2a)/(b + a)] (h/2) × [(b + 2a)/(b + a)] (h/3) × [(2b + a)/(b + a)] (h/2) × [(2b + a)/(b + a)] (h/3) × [(b + 2a)/(b + a)] (h/2) × [(b + 2a)/(b + a)] ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The maximum velocity of a body vibrating with a simple harmonic motion of amplitude 150 mm and frequency 2 vibrations/sec, is 18.85 m/sec 0.18845 m/sec 1.885 m/sec 188.5 m/sec 18.85 m/sec 0.18845 m/sec 1.885 m/sec 188.5 m/sec ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Force polygon method is applicable for Any coplanar force system 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 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If g1 and g2 are the gravitational accelerations on two mountains A and B respectively, the weight of a body when transported from A to B will be multiplied by g2/g1 g1/g2 g1 g2 g2/g1 g1/g2 g1 g2 ANSWER DOWNLOAD EXAMIANS APP
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