Applied Mechanics and Graphic Statics Maximum efficiency of a screw jack for the angle of friction θ, is 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)/(1 - sin θ) (1 - sin θ)/sin θ (1 - sin θ)/(1 + sin θ) ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The locus of the instantaneous centre of a moving rigid body, is Centroid Spiral Involute Straight line Centroid Spiral Involute Straight line ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A projectile is fired with a velocity of 100.3 m/sec. at an elevation of 60°. The velocity attained by the projectile when it is moving at a height of 100 m, is 80 m/sec 75 m/sec 90 m/sec 70 m/sec 80 m/sec 75 m/sec 90 m/sec 70 m/sec ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The necessary condition of equilibrium of a body is: Algebraic sum of the moments of the forces about a point must be zero Algebraic sum of vertical components of all the forces must be zero Algebraic sum of horizontal components of all the forces must be zero All (A), (B) and (C) Algebraic sum of the moments of the forces about a point must be zero Algebraic sum of vertical components of all the forces must be zero Algebraic sum of horizontal components of all the forces must be zero All (A), (B) and (C) ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The total time of collision and restitution of two bodies, is called All listed here Time of collision Period of impact Period of collision All listed here Time of collision Period of impact Period of collision ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The torque produced by a force depends on (i) The magnitude of the force (ii) The direction of the force (iii) The point of application of the force relative to origin All (i), (ii) and (iii) Both (i) and (ii) Only (i) Both (i) and (iii) All (i), (ii) and (iii) Both (i) and (ii) Only (i) Both (i) and (iii) ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS