Applied Mechanics and Graphic Statics The point about which combined motion of rotation and translation of a rigid body takes place, is known as Instantaneous axis Virtual centre Point of rotation Instantaneous centre Instantaneous axis Virtual centre Point of rotation Instantaneous centre ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If two forces are in equilibrium, then the forces must(i) Be equal in magnitude(ii) Be opposite in sense(iii) Act along the same line (i) and (ii) All (i), (ii) and (iii) Only (i) (i) and (iii) (i) and (ii) All (i), (ii) and (iii) Only (i) (i) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A body is said to move with Simple Harmonic Motion if its acceleration, is Proportional to the distance from the point of reference and directed towards it Inversely proportion to the distance from the point of reference Proportional to the square of the distance from the point of reference Always directed away from the centre, the point of reference Proportional to the distance from the point of reference and directed towards it Inversely proportion to the distance from the point of reference Proportional to the square of the distance from the point of reference Always directed away from the centre, the point of reference ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics One Newton is equivalent to 9.81 kg. wt 1 kg. wt 1/9.81 kg. wt 981 dyne 9.81 kg. wt 1 kg. wt 1/9.81 kg. wt 981 dyne ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If the resultant of two forces ‘P’ and ‘Q’ acting at an angle ‘θ’ makes an angle ‘α’ with ‘P’, then tan α equals P sin θ/P - Q cos θ Q sin θ/P + Q sin θ P sin θ/P + Q tan θ Q sin θ/P + Q cos θ P sin θ/P - Q cos θ Q sin θ/P + Q sin θ P sin θ/P + Q tan θ Q sin θ/P + Q cos θ ANSWER DOWNLOAD EXAMIANS APP
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 6 J 4 J 8 J 2 J 6 J 4 J 8 J 2 J ANSWER DOWNLOAD EXAMIANS APP