Applied Mechanics and Graphic Statics According to Kennedy's theorem, if three bodies have plane motions, their instantaneous centers lie on A straight line A point A triangle Two straight lines A straight line A point A triangle Two straight lines 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 6 m/sec 24 m/sec 48 m/sec 12 m/sec 6 m/sec 24 m/sec 48 m/sec 12 m/sec ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The member forces in a statically in determinate truss Cannot be obtained by graphic statics Can be obtained by graphic statics by trial and error Can be obtained by graphic statics May be obtained by graphic statics Cannot be obtained by graphic statics Can be obtained by graphic statics by trial and error Can be obtained by graphic statics May be obtained by graphic statics ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The displacement of a particle which moves along a straight line is given by S = 4t³ + 3t²- 10 where ‘S’ is in meters and t is in seconds. The time taken by the particle to acquire a velocity of 18 m/sec from rest, is 1.5 sec 1.2 sec 1 sec ½ sec 1.5 sec 1.2 sec 1 sec ½ sec ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The resultant of two forces acting at right angles is 5 kgf and if they act at an angle of 60°, it is 37 kgf. The magnitudes of the forces are: 2 kgf, 3 kgf 3 kgf, 4 kgf 5 kgf, 3 kgf 4 kgf, 5 kgf 2 kgf, 3 kgf 3 kgf, 4 kgf 5 kgf, 3 kgf 4 kgf, 5 kgf ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The force polygon representing a set of forces in equilibrium is a Triangle Closed polygon Parallelogram Open polygon Triangle Closed polygon Parallelogram Open polygon ANSWER DOWNLOAD EXAMIANS APP