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 (iii) All (i), (ii) and (iii) (i) and (ii) Only (i) (i) and (iii) All (i), (ii) and (iii) (i) and (ii) Only (i) ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A shell travelling with a horizontal velocity of 100 m/sec explodes and splits into two parts, one of mass 10 kg and the other of 15 kg. The 15 kg mass drops vertically downward with initial velocity of 100 m/sec and the 10 kg mass begins to travel at an angle to the horizontal of tan”1 x, where x is 4/5 5/3 3/5 3/4 4/5 5/3 3/5 3/4 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A light rope is loaded with many equal weights at equal horizontal intervals. The points of suspension on the rope lie on a Ellipse Catenary Parabola Cycloid Ellipse Catenary Parabola Cycloid ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The centre of gravity of a homogeneous body is the point at which the whole Area of the surface of the body is assumed to be concentrated Weight of the body is assumed to be concentrated All listed here Volume of the body is assumed to be concentrated Area of the surface of the body is assumed to be concentrated Weight of the body is assumed to be concentrated All listed here Volume of the body is assumed to be concentrated ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics For maximum range of a projectile, the angle of projection should be 45° 30° None of these 60° 45° 30° None of these 60° ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics For the given values of initial velocity of projection and angle of inclination of the plane, the maximum range for a projectile projected upwards will be obtained, if the angle of projection is α = π/4 - β/2 α = β/2 - π/2 α = π/4 - β/2 α = π/2 + β/2 α = π/4 - β/2 α = β/2 - π/2 α = π/4 - β/2 α = π/2 + β/2 ANSWER DOWNLOAD EXAMIANS APP