Applied Mechanics and Graphic Statics The C.G. of a thin hollow cone of height ‘h’, above its base lies on the axis, at a height of 3h/4 2h/3 h/3 h/4 3h/4 2h/3 h/3 h/4 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If the kinetic energy and potential energy of a simple harmonic oscillator of amplitude A are both equal to half the total energy, then the displacement is equal to A/√2 A/2 A√2 A A/√2 A/2 A√2 A ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A circular disc rotates at n rpm. The angular velocity of a circular ring of same mass and radius as the disc and to have the same angular momentum is 2n rpm n rpm n/2 rpm n/4 rpm 2n rpm n rpm n/2 rpm n/4 rpm ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The characteristic of a couple is: All listed here Algebraic sum of forces, constituting a couple is zero A couple can be never the balanced by a single force Algebraic sum of moments of forces, constituting a couple, about any point, is same All listed here Algebraic sum of forces, constituting a couple is zero A couple can be never the balanced by a single force Algebraic sum of moments of forces, constituting a couple, about any point, is same ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The velocity ratio of an inclined plane of inclination ‘θ’ with horizontal for lifting a load is cos θ tan θ cosec θ sin θ cos θ tan θ cosec θ sin θ ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics On a mass ‘m’ describing a circular path of radius ‘r’, the centrifugal force Acts tangentially to the circular path Acts away from the centre of rotation Is mw2r/g kgf Acts towards the centre of rotation Acts tangentially to the circular path Acts away from the centre of rotation Is mw2r/g kgf Acts towards the centre of rotation ANSWER DOWNLOAD EXAMIANS APP