Applied Mechanics and Graphic Statics The moment of inertia of a circular lamina of diameter ‘d’, about an axis perpendicular to the plane of the lamina and passing through its centre, is πd⁴/24 π/64 (D⁴ + d⁴) πd⁴/16 πd⁴/32 πd⁴/24 π/64 (D⁴ + d⁴) πd⁴/16 πd⁴/32 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If g1 and g2 are the gravitational accelerations on two mountains A and B respectively, the weight of a body when transported from A to B will be multiplied by g2 g1 g2/g1 g1/g2 g2 g1 g2/g1 g1/g2 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Centre of gravity of a thin hollow cone lies on the axis of symmetry at a height of One-half of the total height above base None of these One-third of the total height above base One-fourth of the total height above base One-half of the total height above base None of these One-third of the total height above base One-fourth of the total height above base ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A train weighing 196 tonnes experiences a frictional resistance of 5(11/22) per tonne. The speed of the train at the top of a down gradient 1 in 78.4 is 36 km/hour. The speed of the train after running 1 km down the slope, is 5 √10 m/sec 10 √5 m/sec 5 √3 m/sec 3 √5 m/sec 5 √10 m/sec 10 √5 m/sec 5 √3 m/sec 3 √5 m/sec ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Two particles have been projected at angles 64° and 45° to the horizontal. If the velocity of projection of first is 10 m/sec, the velocity of projection of the other for equal horizontal ranges is 7.3 m/sec 9.3 m/sec 6.3 m/sec 8.3 m/sec 7.3 m/sec 9.3 m/sec 6.3 m/sec 8.3 m/sec ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A 49 kg lady stands on a spring scale in an elevator. During the first 5 sec, starting from rest, the scale reads 69 kg. The velocity of the elevator will be 15 m/sec 10 m/sec 20 m/sec 25 m/sec 15 m/sec 10 m/sec 20 m/sec 25 m/sec ANSWER DOWNLOAD EXAMIANS APP