Applied Mechanics and Graphic Statics Three forces which act on a rigid body to keep it in equilibrium. The forces must be coplanar and Concurrent Parallel None of these Concurrent parallel Concurrent Parallel None of these Concurrent parallel ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The unit of force in C.G.S. system of units, is called Newton Kg Dyne All of these Newton Kg Dyne All of these ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics In SI units, the units of force and energy are respectively Dyne and erg Newton and watt Newton and joule kg wt and joule Dyne and erg Newton and watt Newton and joule kg wt and joule ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics In a lifting machine with efficiency 60%, an effort of 200 N is required to raise a load of 6 kN. The velocity ratio of the machine is 30 80 50 60 30 80 50 60 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The height at which the end of a rope of length ‘l’ should be tied so that a man pulling at the other end may have the greatest tendency to overturn the pillar, is l/√2 ½ l 2/√3 l ¾ l l/√2 ½ l 2/√3 l ¾ l ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A solid cylinder of mass M and radius R rolls down an inclined plane without slipping. The acceleration of center of mass of rolling cylinder is (where ‘g’ is acceleration due to gravity and 0 is inclination of plane with horizontal.) g sin 9 (2/3) g cos 9 (2/3) g sin 0 (1/3) g sinB g sin 9 (2/3) g cos 9 (2/3) g sin 0 (1/3) g sinB ANSWER DOWNLOAD EXAMIANS APP