Applied Mechanics and Graphic Statics A block of weight 50 kg is placed on a horizontal plane. When a horizontal force of 18 kg is applied, the block is just on the point of motion. The angle of friction is 17° 48' 18° 48' 20° 48' 19° 48' 17° 48' 18° 48' 20° 48' 19° 48' ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A body of weight 14 g appears to weight 13 g when weighed by a spring balance in a moving lift. The acceleration of the lift at that moment was 0.7 m/sec² 0.5 m/sec² 1 cm/sec² 1 m/sec² 0.7 m/sec² 0.5 m/sec² 1 cm/sec² 1 m/sec² 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 (i) and (iv) (ii) and (iii) (ii) and (iv) (i) and (iii) (i) and (iv) (ii) and (iii) (ii) and (iv) (i) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A cylinder will slip on an inclined plane of inclination 0 if the coefficient of static friction between plane and cylinder is less than (2/3) sin 6 less than (2/3) tan 0 less than (1/3) sin 6 less than (1/3) tan 0 less than (2/3) sin 6 less than (2/3) tan 0 less than (1/3) sin 6 less than (1/3) tan 0 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The force polygon representing a set of forces in equilibrium is a Triangle Parallelogram Open polygon Closed polygon Triangle Parallelogram Open polygon Closed polygon ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The intrinsic equation of catenary is y = c sinh ψ S = c tan ψ y = c cosh x/c y = c cosh ψ y = c sinh ψ S = c tan ψ y = c cosh x/c y = c cosh ψ ANSWER DOWNLOAD EXAMIANS APP
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