Applied Mechanics and Graphic Statics The equation of motion of a particle starting from rest along a straight line is x = t3 - 3l2 + 5. The ratio of the velocities after 5 sec and 3 sec will be 2 3 5 4 2 3 5 4 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 = β/2 - π/2 α = π/4 - β/2 α = π/4 - β/2 α = π/2 + β/2 α = β/2 - π/2 α = π/4 - β/2 α = π/4 - β/2 α = π/2 + β/2 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Parallelogram Law of Forces states, "if two forces acting simultaneously on a particle be represented in magnitude and direction by two adjacent sides of a parallelogram, their resultant may be represented in magnitude and direction by Its shorter side The diagonal of the parallelogram which does not pass through the point of intersection of the forces The diagonal of the parallelogram which passes through the point of intersection of the forces Its longer side Its shorter side The diagonal of the parallelogram which does not pass through the point of intersection of the forces The diagonal of the parallelogram which passes through the point of intersection of the forces Its longer side ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If the angular distance, 0 = 2t³ ‑ 3t², the angular acceleration at t = 1 sec. is 12 rad/sec² 4 rad/sec² 1 rad/sec² 6 rad/sec² 12 rad/sec² 4 rad/sec² 1 rad/sec² 6 rad/sec² ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics It is observed that in a certain sinusoidal oscillation, the amplitude is linearly dependent on the frequency f. If the maximum velocity during the oscillation is V, then V must be proportional to f 1/f² 1/f f² f 1/f² 1/f f² ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The vertical reaction at the support ‘A’ of the structure shown in below figure, is 3 t 2 t 1 t 3.5 t 3 t 2 t 1 t 3.5 t ANSWER DOWNLOAD EXAMIANS APP