Applied Mechanics and Graphic Statics The centre of gravity of a trapezoidal dam section whose top width is a, bottom width is band the vertical side is a, from its vertical face is None of these (a² + ab + c²)/3 (a + c) (a² + ab + b²)/3 (a + b) (b² + bc + c²)/3 (b + c) None of these (a² + ab + c²)/3 (a + c) (a² + ab + b²)/3 (a + b) (b² + bc + c²)/3 (b + c) 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 Method of joint Either method Method of section None of the two methods Method of joint Either method Method of section None of the two methods ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A shell of mass 100 kg travelling with a velocity of 10 m/sec breaks into two equal pieces during an explosion which provides an extra kinetic energy of 20000 Joules. If the pieces continue to move in the same direction as before, then the speed of the faster one must be 50 m/sec 30 m/sec 40 m/sec 20 m/sec 50 m/sec 30 m/sec 40 m/sec 20 m/sec ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If a particle is projected inside a horizontal tunnel which is 554 cm high with a velocity of 60 m per sec, the angle of projection for maximum range, is 10° 11° 9° 8° 10° 11° 9° 8° ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Two forces of 6 Newtons and 8 Newtons which are acting at right angles to each other, will have a resultant of 10 Newtons 5 Newtons 12 Newtons 8 Newtons 10 Newtons 5 Newtons 12 Newtons 8 Newtons ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The locus of the instantaneous centre of a moving rigid body, is Centroid Straight line Involute Spiral Centroid Straight line Involute Spiral ANSWER DOWNLOAD EXAMIANS APP
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