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) Only (i) (i) and (iii) All (i), (ii) and (iii) (i) and (ii) Only (i) (i) and (iii) All (i), (ii) and (iii) 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 1.885 m/sec 0.18845 m/sec 188.5 m/sec 18.85 m/sec 1.885 m/sec 0.18845 m/sec 188.5 m/sec ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If the radius of the earth is 600 km the height of a mountain above sea level at the top of which a beat seconds pendulum at sea level, looses 27 seconds a day, is 2000 meters 1500 meters 500 meters 1000 meters 2000 meters 1500 meters 500 meters 1000 meters ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If two equal forces of magnitude ‘P’ act at an angle ‘θ’, their resultant, will be 2P sin θ/2 2P cos θ/2 P cos θ/2 P tan θ/2 2P sin θ/2 2P cos θ/2 P cos θ/2 P tan θ/2 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics For a given velocity of a projectile, the range is maximum when the angle of projection is 90° 30° 45° 0° 90° 30° 45° 0° ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Varingon’s theorem of moment’s states Algebraic sum of the moments of two forces about any point, is equal to the moment of their resultant about that point Arithmetical sum of the moments of the forces about any point in their plane, is equal to the moment of their resultant about that point Algebraic sum of the moments of the forces about any point in their plane, is equal to the moment of their resultant about that point Arithmetical sum of the moments of two forces about any point, is equal to the moments of their resultant about that point Algebraic sum of the moments of two forces about any point, is equal to the moment of their resultant about that point Arithmetical sum of the moments of the forces about any point in their plane, is equal to the moment of their resultant about that point Algebraic sum of the moments of the forces about any point in their plane, is equal to the moment of their resultant about that point Arithmetical sum of the moments of two forces about any point, is equal to the moments of their resultant about that point ANSWER DOWNLOAD EXAMIANS APP
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