Engineering Mechanics Questions

• All the steel trusses of the bridges, have one of their end roller supported, and other end hinged. The main advantage of such a support is that the truss remains stable.
• The force applied on a body of mass 100 kg to produce an acceleration of 5 m/s2, is
• Two equal and opposite parallel forces whose lines of action are different, can be replaced by a single force parallel to the given forces.
• The centre of gravity of a rectangle lies at a point where its two diagonals meet each other.
• The time of flight of a projectile on downward inclined plane depends upon
• The motion of the body from one extremity to the other is known as a beat.
• Moment of inertia of a hollow rectangular section as shown in the below figure about X-X axis, is
• The force induced in the string BC due to the load W as shown in the below figure is
• The velocity ratio of a differential wheel and axle with D as the diameter of effort wheel and d1,and d2 as the diameters of larger and smaller axles respectively, is
• A framed structure is perfect, if the number of members are __________ (2j - 3), where j is the number of joints.
• Which of the following statement is correct?