Two springs having stiffness 5 and 10 respectively are connected in series. Calculate the combined stiffness of the two springs.

What is the value of entropy of a substance at absolute zero temperature?

If M - bending moment, I - moment of inertia, E - young's modulus of elasticity and R - radius of curvature then, which is the correct bending equation for a beam?

The milling operation of producing surfaces of irregular shape is known as:

What effect does the grain size of a cutting tool have on the tool life?

Within which angular range is the shear stress maximum if a body is subjected to tensile stress in one plane?

Dynamic friction as compared to static friction is

Pick up the correct assumption of the theory of simple bending

In rectangular columns (cross-section b × h), the core is a

A cantilever beam rectangular in cross-section is subjected to an isolated load at its free end. If the width of the beam is doubled, the deflection of the free end will be changed in the ratio of

The resultant of the following three couples 20 kg force, 0.5 m arm, +ve sense 30 kg force, 1 m arm, -ve sense 40 kg force, 0.25 m arm, +ve sense having arm of 0.5 m will be