Applied Mechanics and Graphic Statics The following is not a law of static friction: The force of friction always acts in a direction opposite to that in which the body tends to move The force of friction depends upon the roughness of the surface The force of friction is dependent upon the area of contact The magnitude of the limiting friction bears a constant ratio to the normal reaction between two surfaces The force of friction always acts in a direction opposite to that in which the body tends to move The force of friction depends upon the roughness of the surface The force of friction is dependent upon the area of contact The magnitude of the limiting friction bears a constant ratio to the normal reaction between two surfaces ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The ratio of kinetic energy and potential energy of a simple harmonic oscillator, at a displacement equal to half its amplitude is given by 0.043055555555556 0.12569444444444 0.084027777777778 0.042361111111111 0.043055555555556 0.12569444444444 0.084027777777778 0.042361111111111 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 (iii) only (i) both (i) and (ii) only (ii) both (i) and (iii) only (i) both (i) and (ii) only (ii) ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics In case of S.H.M. the period of oscillation (T), is given by T = 2π/ω T = 2/ω T = π/2ω T = 2ω/π² T = 2π/ω T = 2/ω T = π/2ω T = 2ω/π² 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 longer side The diagonal of the parallelogram which does not pass through the point of intersection of the forces Its shorter side The diagonal of the parallelogram which passes through the point of intersection of the forces Its longer side The diagonal of the parallelogram which does not pass through the point of intersection of the forces Its shorter side The diagonal of the parallelogram which passes through the point of intersection of the forces ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If the linear velocity of a point on the rim of a wheel of 10 m diameter, is 50 m/sec, its angular velocity will be 10 rad/sec 5 rad/sec 20 rad/sec 20 rad/sec 10 rad/sec 5 rad/sec 20 rad/sec 20 rad/sec ANSWER DOWNLOAD EXAMIANS APP