Applied Mechanics and Graphic Statics The equation of motion of a particle starting from rest along a straight line is x = t³ - 3t²+ 5. The ratio of the accelerations after 5 sec and 3 sec will be 4 5 3 2 4 5 3 2 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Minimum potential energy of a system will be in the position of Unstable equilibrium Stable equilibrium All of these Neutral equilibrium Unstable equilibrium Stable equilibrium All of these Neutral equilibrium ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A 49 kg lady stands on a spring scale in an elevator. During the first 5 sec, starting from rest, the scale reads 69 kg. The velocity of the elevator will be 10 m/sec 25 m/sec 20 m/sec 15 m/sec 10 m/sec 25 m/sec 20 m/sec 15 m/sec ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A projectile has maximum range of 40 m on a horizontal plane. If angle of projection is a and the time of flight is 1 second, then sin a must be about (Assume g = 10 m/sec²) 43833 43834 43835 43832 43833 43834 43835 43832 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics According to Kennedy's theorem, if three bodies have plane motions, their instantaneous centers lie on A point A triangle Two straight lines A straight line A point A triangle Two straight lines A straight line ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A system of coplanar forces is in equilibrium when Force polygon closes Funicular polygon closes All the forces are concurrent Both force polygon" and funicular polygon close Force polygon closes Funicular polygon closes All the forces are concurrent Both force polygon" and funicular polygon close ANSWER DOWNLOAD EXAMIANS APP