List of practice Questions

A beam is supported at two points with a uniform load across its length. The type of bending moment diagram this beam will have is
A circular shaft subjected to torsion experiences a shear stress \(\tau\). If the radius of the shaft doubles, the shear stress will
A particle moves with constant acceleration of 2 m/s\(^2\) starting from rest. Its velocity after 3 seconds is
In a 2D stress system on an element, if the normal stresses on the x and y axes are \(\sigma_x\) and \(\sigma_y\), and the shear stress is \(\tau\) (\(\tau_{xy}\)), the normal stress on a plane inclined at 45\(^\circ\) to these axes is:
What characterizes a turbulent flow compared to a laminar flow?
Which type of flow has no rotation of fluid elements about their center of mass?
Torsion in circular shafts is analyzed to determine
Principal stresses occur where the shear stress is
If three forces acting in equilibrium at a point are 3 N, 4 N, and 5 N, the angle between the 3 N and 4 N forces is closest to:
The centroid of a rectangle of height h and width w is located at
For a thin plate shaped like a quarter circle, the polar moment of inertia at the center of the circle is given by
The moment of inertia of a rectangle with base b and height h about an axis through its centroid parallel to the base is
A mass undergoes simple harmonic motion (SHM) with an amplitude of 10 cm. Its maximum acceleration is 5 m/s\(^2\). The angular frequency \(\omega\) of the mass is
Impulse can be defined as
Which type of motion does a rigid body undergo about a fixed axis?
Mohr's Circle is used to
The bending moment diagram represents
Which of the following is not a type of support in structural analysis?
Shearing force in a beam tends to cause
The concept of mass moment of inertia is significant in the analysis of
The centroid of a composite plane figure is found by
The theorem relates the moment of inertia about any axis to the moment of inertia about a parallel axis through the centroid?
Polar moment of inertia is used primarily for calculating the stresses in
The equation F=kx describes a force that is
D'Alembert's Principle is used to