Applied Mechanics and Graphic Statics A system of coplanar forces acting on a rigid body can be reduced to One force and one couple only None of these One force only One couple only One force and one couple only None of these One force only One couple only ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The moment of inertia of a circular lamina of diameter ‘d’, about an axis perpendicular to the plane of the lamina and passing through its centre, is πd⁴/32 πd⁴/16 π/64 (D⁴ + d⁴) πd⁴/24 πd⁴/32 πd⁴/16 π/64 (D⁴ + d⁴) πd⁴/24 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 1 m/sec² 0.5 m/sec² 1 cm/sec² 0.7 m/sec² 1 m/sec² 0.5 m/sec² 1 cm/sec² ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The maximum displacement of a particle executing S.H.M. corresponds to Maximum kinetic energy and maximum potential energy Zero kinetic energy and maximum potential energy Zero potential energy and maximum kinetic energy Minimum kinetic energy and minimum potential energy Maximum kinetic energy and maximum potential energy Zero kinetic energy and maximum potential energy Zero potential energy and maximum kinetic energy Minimum kinetic energy and minimum potential energy ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A particle moves in a straight line and its position is defined by the equation x = 6 t² - t3 where t is expressed in seconds and ‘x’ in meters. The maximum velocity during the motion is 24 m/sec 48 m/sec 12 m/sec 6 m/sec 24 m/sec 48 m/sec 12 m/sec 6 m/sec ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A ball which is thrown upwards, returns to the ground describing a parabolic path during its flight Kinetic energy of the ball remains constant Vertical component of velocity remains constant Horizontal component of velocity remains constant Speed of the ball remains constant Kinetic energy of the ball remains constant Vertical component of velocity remains constant Horizontal component of velocity remains constant Speed of the ball remains constant ANSWER DOWNLOAD EXAMIANS APP
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