List of top Mechanical Engineering Questions

Using the method of Regula Falsi, a root of the equation \( x^3 + x^2 - 3x - 3 = 0 \) lying between 1 and 2 is

All the failure theories give nearly the same results when

Automated Guided Vehicle (AGV) robots can be placed in the category of:

Match List-I with List-II

Choose the correct answer from the options given below:

A Newtonian fluid is defined as the fluid which

If a helical spring is halved in length, its spring stiffness remains:

Structural steel forms neck before it breaks. Neck formation starts

If \( A = \begin{bmatrix} 2 & -1 \\ -1 & 2 \end{bmatrix} \) satisfies the matrix polynomial equation \( A^2 - 4 + kI_2 = 0 \), then determine the value of \( k \).

If \( \frac{d}{dx}(y) = y \sin 2x \) and \( y(0) = 1 \), then what is the required solution?

The thickness of a laminar boundary layer at a distance \( x \) from the leading edge over a flat plate varies as

The power required for turning a mild steel rod is found to be 0.1 kW/cm³/min. The maximum power available at the machine spindle is 4 kW. Assuming a cutting speed of 38 m/min and feed rate of 0.32 mm/rev, the maximum metal removal rate and depth of cut are respectively:

Sine bar is specified by:

The following conditions must be satisfied for a perfect truss (m = number of members, j = number of joints):

Feed drives in CNC milling are provided by:

The strain energy stored in a body due to a suddenly applied load compared to when it is applied gradually is

At a point on the beam where shear force changes signs, the bending moment at that point is

An impulse turbine produces 50 kW of power when the blade mean speed is 400 m/s. What is the rate of change of momentum tangential to the rotor?

The integration of CAD and CAM is known as:

The polar section modulus for a circular shaft of diameter "d" is:

Which of the following is the most accurate method to measure the diameter of a cylindrical object?

The value of the integral \( \int_C \frac{3\sigma^2 + x}{z^2 - 1} \, dz \), where \( C \) is the circle \( |z - 1| = 1 \), is

The equation of free vibration of a system is \( X + 36\pi^2 X = 0 \). Its natural frequency is:

A principal plane is a plane of

If 'A' is the optimistic time, 'B' is the pessimistic time and 'C' is the most likely time of an activity, then the expected time of activity is:

The critical speed of a rotating shaft depends upon