Applied Mechanics and Graphic Statics A block in the shape of a parallelepiped of sides 1m × 2m × 3m lies on the surface. Which of the faces gives maximum stable block? 2 m × 3 m 1 m × 2 m Equally stable on all faces 1 m × 3 m 2 m × 3 m 1 m × 2 m Equally stable on all faces 1 m × 3 m ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A simple pendulum of length / has an energy E, when its amplitude is A. If the length of pendulum is doubled, the energy will be 2E 4E E E/2 2E 4E E E/2 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) (i) and (iii) Only (i) (i) and (ii) All (i), (ii) and (iii) (i) and (iii) Only (i) 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 Can be obtained by graphic statics by trial and error May be obtained by graphic statics Cannot be obtained by graphic statics Can be obtained by graphic statics Can be obtained by graphic statics by trial and error May be obtained by graphic statics ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A stone is thrown up a slope of inclination 60° to the horizontal. At what angle to the slope must the stone be thrown so as to land as far as possible from the point of projection ? 45° 75° 15° 30° 45° 75° 15° 30° ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A stone was thrown vertically upwards from the ground with a velocity of 50 m/sec. After 5 seconds another stone was thrown vertically upwards from the same place. If both the stones strike the ground at the same time, then the velocity with which the second stone was thrown should be (Assume g = 10 m/sec²) 50 m/sec 25 m/sec 15 m/sec 40 m/sec 50 m/sec 25 m/sec 15 m/sec 40 m/sec ANSWER DOWNLOAD EXAMIANS APP