Applied Mechanics and Graphic Statics A hoop of radius 3 m weighs 100 kg. It rolls along a horizontal floor so that at its centre of mass has a speed of 200 mm/sec. The work required to stop the hoop is 4 J 2 J 6 J 8 J 4 J 2 J 6 J 8 J ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Power can be expressed as Work/distance Work/energy Work/time Work × time Work/distance Work/energy Work/time Work × time ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The instantaneous centre of a member lies at the point of intersection of two lines drawn at the ends of the member such that the lines are inclined to the direction of motion of the ends at 60° 45° 90° 30° 60° 45° 90° 30° ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The potential energy of a particle falling through a straight shaft drilled through the earth (assumed homogenous and spherical) is proportional to (where r is the distance of’the particle from centre of the earth) r r2 log r 1/r r r2 log r 1/r 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 Horizontal component of velocity remains constant Kinetic energy of the ball remains constant Vertical component of velocity remains constant Speed of the ball remains constant Horizontal component of velocity remains constant Kinetic energy of the ball remains constant Vertical component of velocity remains constant Speed of the ball remains constant ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Equation of motion of a point in a straight line, is v = u + ft S = ut + ½ ft² 2fS = v² - u² All listed here v = u + ft S = ut + ½ ft² 2fS = v² - u² All listed here ANSWER DOWNLOAD EXAMIANS APP
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