Applied Mechanics and Graphic Statics The moment of inertia of a hollow circular section whose external diameter is 8 cm and internal diameter is 6 cm, about centroidal axis, is 237.5 cm⁴ 337.5 cm⁴ 137.5 cm⁴ 437.5 cm⁴ 237.5 cm⁴ 337.5 cm⁴ 137.5 cm⁴ 437.5 cm⁴ ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If two forces acting at a point are in equilibrium, they must be equal in magnitude and their line of action must be along None of these The same line in opposite sense The perpendicular to both the lines The same line in the same sense None of these The same line in opposite sense The perpendicular to both the lines The same line in the same sense ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics For a simple pendulum, the period of one oscillation is 2π √(l/g) 2π √(g/2l) 2π √(l/2g) 2π √(2g/l) 2π √(l/g) 2π √(g/2l) 2π √(l/2g) 2π √(2g/l) ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The rotational velocity of a satellite is increased by 450 m per second if its launch is done from equator Eastward Westward Northward Southward Eastward Westward Northward Southward ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A rod AB carries three loads of 30 N, 70 N and 100 N at distances of 20 mm, 90 mm and 150 mm respectively from A. Neglecting the weight of the rod, the point at which the rod will balance is 109.5 mm from A 132.5 mm from A 119.5 mm from A 125.5 mm from A 109.5 mm from A 132.5 mm from A 119.5 mm from A 125.5 mm from A 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)/sin θ sin θ/(1 + sin θ) (1 + sin θ)/(1 - sin θ) (1 - sin θ)/(1 + sin θ) (1 - sin θ)/sin θ sin θ/(1 + sin θ) (1 + sin θ)/(1 - sin θ) (1 - sin θ)/(1 + sin θ) ANSWER DOWNLOAD EXAMIANS APP