Applied Mechanics and Graphic Statics The angles between two forces to make their resultant a minimum and a maximum respectively are 180° and 0° 90° and 180° 180° and 90° 0° and 90° 180° and 0° 90° and 180° 180° and 90° 0° and 90° ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics In a simple screw jack, the pitch of the screw is 9 mm and length of the handle operating the screw is 45 cm. The velocity ratio of the system is 5 1.5 25 314 5 1.5 25 314 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 towards the centre of rotation Acts away from the centre of rotation Is mw2r/g kgf Acts tangentially to the circular path Acts towards the centre of rotation Acts away from the centre of rotation Is mw2r/g kgf ANSWER DOWNLOAD EXAMIANS APP
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 πd⁴/32 π/64 (D⁴ + d⁴) πd⁴/16 πd⁴/24 πd⁴/32 π/64 (D⁴ + d⁴) πd⁴/16 πd⁴/24 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A Second's pendulum gains 2 minutes a day. To make it to keep correct time its length Must be increased Is not changed but weight of the bob is decreased Must be decreased Is not changed but weight of the bob is increased Must be increased Is not changed but weight of the bob is decreased Must be decreased Is not changed but weight of the bob is increased ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The length of a Second's pendulum, is 101 cm 99.0 cm 99.4 cm 100 cm 101 cm 99.0 cm 99.4 cm 100 cm ANSWER DOWNLOAD EXAMIANS APP