Applied Mechanics and Graphic Statics A block of weight 50 kg is placed on a horizontal plane. When a horizontal force of 18 kg is applied, the block is just on the point of motion. The angle of friction is 18° 48' 19° 48' 20° 48' 17° 48' 18° 48' 19° 48' 20° 48' 17° 48' ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics When a body of mass M1 is hanging freely and another of mass M2 lying on a smooth inclined plane(α) are connected by a light index tensile string passing over a smooth pulley, the acceleration of the body of mass M1, will be given by g(M2 × M1 sin α)/(M2 - M1) m/sec² g(M2 + M1 sin α)/(M1 + M2) m/sec² g(M1 - M2 sin α)/(M1 + M2) m/sec² g(M1 + M2 sin α)/(M1 + M2) m/sec g(M2 × M1 sin α)/(M2 - M1) m/sec² g(M2 + M1 sin α)/(M1 + M2) m/sec² g(M1 - M2 sin α)/(M1 + M2) m/sec² g(M1 + M2 sin α)/(M1 + M2) m/sec ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The characteristic of a couple is: All listed here A couple can be never the balanced by a single force Algebraic sum of forces, constituting a couple is zero Algebraic sum of moments of forces, constituting a couple, about any point, is same All listed here A couple can be never the balanced by a single force Algebraic sum of forces, constituting a couple is zero Algebraic sum of moments of forces, constituting a couple, about any point, is same ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If a body is lying on a plane whose inclination with the horizontal is less than the angle of friction, theni. a force is required to move the body upwardsii. a force is required to move the body downwardiii. the body will not be in equilibriumThe correct answer is both (i) and (ii) only (ii) both (i) and (iii) only (i) both (i) and (ii) only (ii) both (i) and (iii) only (i) ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Pick up the incorrect statement from the following. In case of suspension bridge due to rise in temperature, Dip of the cable decreases None of these Dip of the cable increases Length of the cable increases Dip of the cable decreases None of these Dip of the cable increases Length of the cable increases ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics ‘P’ is the force acting on a body whose mass is ‘m’ and acceleration is ‘f’. The equation P - mf= 0, is known as Equation of statics None of these Equation of dynamic equilibrium Equation of dynamics Equation of statics None of these Equation of dynamic equilibrium Equation of dynamics ANSWER DOWNLOAD EXAMIANS APP