Applied Mechanics and Graphic Statics The condilion for a lifting machine to be reversible is that its efficiency should be more than 66.67% more than 50% less than 50% equal to 100% more than 66.67% more than 50% less than 50% equal to 100% ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The graphical method of determining the forces in the members of a truss is based on Either method None of the two methods Method of section Method of joint Either method None of the two methods Method of section Method of joint ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics In a lifting machine a weight of 5 kN is lifted through 200 mm by an effort of 0.1 kN moving through 15 m. The mechanical advantage and velocity ratio of the machine are respectively 75 and 75 75 and 50 50 and 50 50 and 75 75 and 75 75 and 50 50 and 50 50 and 75 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The shape of a suspended cable for a uniformly distributed load over it is Cubic parabola Catenary Parabolic Circular Cubic parabola Catenary Parabolic Circular ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If the radius of the earth is 600 km the height of a mountain above sea level at the top of which a beat seconds pendulum at sea level, looses 27 seconds a day, is 2000 meters 1000 meters 500 meters 1500 meters 2000 meters 1000 meters 500 meters 1500 meters ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The resultant of two forces acting at right angles is √34 kg and acting at 60° is 70 kg. The forces are 2 kg and 3 kg √3 kg and √5 kg 3 kg and 5 kg 1 kg and 4 kg 2 kg and 3 kg √3 kg and √5 kg 3 kg and 5 kg 1 kg and 4 kg ANSWER DOWNLOAD EXAMIANS APP