Applied Mechanics and Graphic Statics The beam shown in below figure is supported by a hinge at ‘A’ and a roller at ‘B’. The reaction RA of the hinged support ‘A’ of the beam, is Applied Mechanics and Graphic Statics mcq question image 10.8 t 10.6 t 10.2 t 10.4 t 10.8 t 10.6 t 10.2 t 10.4 t 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 n/2 rpm n/4 rpm n rpm 2n rpm n/2 rpm n/4 rpm n rpm 2n rpm ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The condilion for a lifting machine to be reversible is that its efficiency should be less than 50% more than 50% more than 66.67% equal to 100% less than 50% more than 50% more than 66.67% equal to 100% ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Instantaneous center is at infinity when the angular velocity is Constant Minimum Zero Maximum Constant Minimum Zero Maximum ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Minimum pull in a suspended cable with supports at two ends is equal to Resultant of horizontal thrust and support reaction Half the weight of the cable Horizontal thrust Support reactions Resultant of horizontal thrust and support reaction Half the weight of the cable Horizontal thrust Support reactions ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A cube on a smooth horizontal surface Cannot be in unstable equilibrium Can be in any of these states Cannot be in stable equilibrium Cannot be in neutral equilibrium Cannot be in unstable equilibrium Can be in any of these states Cannot be in stable equilibrium Cannot be in neutral equilibrium ANSWER DOWNLOAD EXAMIANS APP