Applied Mechanics and Graphic Statics For maximum range of a projectile, the angle of projection should be 30° 60° 45° None of these 30° 60° 45° None of these 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 P cos θ/2 2P sin θ/2 P tan θ/2 2P cos θ/2 P cos θ/2 2P sin θ/2 P tan θ/2 2P cos θ/2 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 E 4E E/2 2E E 4E E/2 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 ½ sec 1.2 sec 1 sec 1.5 sec ½ sec 1.2 sec 1 sec 1.5 sec ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The ends of a string weighing w/metre are attached to two points at the same horizontal level. If the central dip is very small, the horizontal tension of the string throughout is wl²/16d wl²/4d wl²/8d wl/4d wl²/16d wl²/4d wl²/8d wl/4d 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: 3 kgf, 4 kgf 5 kgf, 3 kgf 2 kgf, 3 kgf 4 kgf, 5 kgf 3 kgf, 4 kgf 5 kgf, 3 kgf 2 kgf, 3 kgf 4 kgf, 5 kgf ANSWER DOWNLOAD EXAMIANS APP