Applied Mechanics and Graphic Statics The condition of equilibrium for any system of forces in a plane is That resultant couple must be zero That polygon of forces must close Both (A) and (B) None of these That resultant couple must be zero That polygon of forces must close Both (A) and (B) None of these ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The mechanical advantage of an ideal machine is 100. For moving the local through 2 m, the effort moves through 20 m 2.5 m 2 m 0.02 m 20 m 2.5 m 2 m 0.02 m ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Maximum efficiency of a screw jack for the angle of friction θ, is (1 - sin θ)/(1 + sin θ) sin θ/(1 + sin θ) (1 - sin θ)/sin θ (1 + sin θ)/(1 - sin θ) (1 - sin θ)/(1 + sin θ) sin θ/(1 + sin θ) (1 - sin θ)/sin θ (1 + sin θ)/(1 - sin θ) ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A body is said to move with Simple Harmonic Motion if its acceleration, is Inversely proportion to the distance from the point of reference Proportional to the distance from the point of reference and directed towards it Proportional to the square of the distance from the point of reference Always directed away from the centre, the point of reference Inversely proportion to the distance from the point of reference Proportional to the distance from the point of reference and directed towards it Proportional to the square of the distance from the point of reference Always directed away from the centre, the point of reference ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A cylinder will slip on an inclined plane of inclination 0 if the coefficient of static friction between plane and cylinder is less than (1/3) sin 6 less than (2/3) tan 0 less than (2/3) sin 6 less than (1/3) tan 0 less than (1/3) sin 6 less than (2/3) tan 0 less than (2/3) sin 6 less than (1/3) tan 0 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If the angle between the applied force and the direction of motion of a body, is between 90° and 180°, the work done, is called Virtual work Zero work Negative work Imaginary work Virtual work Zero work Negative work Imaginary work ANSWER DOWNLOAD EXAMIANS APP