Questions
- 9601. Define Poisson’s ratio.
- 9602. Define shear stress and shear strain.
- 9603. What is Young’s modulus?
- 9604. Define Hooke’s law.
- 9605. What are the units of stress and strain?
- 9606. Define strain.
- 9607. Define stress.
- 9608. What is the point of contraflexure?
- 9609. Draw typical S.F. and B.M. diagrams for a cantilever with UDL
- 9610. State the relationship between load, shear force, and bending moment.
- 9611. What is shear force?
- 9612. What is a bending moment?
- 9613. What are point load and uniformly distributed load (UDL)?
- 9614. Define cantilever beam.
- 9615. Define simply supported beam.
- 9616. What are the types of beams?
- 9617. Define a beam.
- 9618. Differentiate between frame and truss.
- 9619. What is a space truss?
- 9620. What is a plane truss?
- 9621. What are zero-force members in a truss?
- 9622. Explain method of sections.
- 9623. Explain method of joints.
- 9624. State the condition for a perfect truss.
- 9625. Define perfect, deficient, and redundant trusses.
- 9626. What are the assumptions made in truss analysis?
- 9627. What is a truss?
- 9628. Explain mass moment of inertia.
- 9629. What are the units of M.I.?
- 9630. Define polar moment of inertia.
- 9631. Find M.I. of a circle about its diameter.
- 9632. Find M.I. of a rectangle about its centroidal axis.
- 9633. What is the radius of gyration?
- 9634. State the perpendicular axis theorem.
- 9635. State the parallel axis theorem.
- 9636. What is the physical significance of M.I.?
- 9637. Define moment of inertia (M.I.).
- 9638. Explain the centroid of a solid body.
- 9639. What is the centroid of a composite section?
- 9640. What is the first moment of area?
- 9641. Define the moment of area.
- 9642. What is the centroid of a semicircle?
- 9643. What is the centroid of a triangle?
- 9644. What are the methods to find the centroid?
- 9645. What is the difference between centroid and C.G.?
- 9646. Define center of gravity.
- 9647. Define centroid.
- 9648. How can friction be reduced in machines?
- 9649. What are the advantages and disadvantages of friction?
- 9650. What is rolling friction?
- 9651. Explain limiting friction.
- 9652. State laws of dry friction.
- 9653. Define angle of repose.
- 9654. What is the angle of friction?
- 9655. What is the coefficient of friction?
- 9656. Define static and kinetic friction.
- 9657. What is friction?
- 9658. Define a two-force and a three-force body.
- 9659. What is meant by constrained and unconstrained bodies?
- 9660. What is a support reaction?
- 9661. Explain stable, unstable, and neutral equilibrium.
- 9662. What are the different types of equilibrium?
- 9663. State and explain the principle of equilibrium.
- 9664. What are equilibrium equations for a planar system?
- 9665. How do you construct an FBD?
- 9666. Define a free-body diagram (FBD).
- 9667. What are the conditions for equilibrium?
- 9668. Explain torque and its units.
- 9669. What is the moment of a couple?
- 9670. What is a couple?
- 9671. Define the principle of moments.
- 9672. State Varignon’s theorem of moments.
- 9673. What is the moment of a force?
- 9674. What is a coplanar force system?
- 9675. Explain the polygon law of forces.
- 9676. How is the resultant of two forces determined graphically?
- 9677. Define the resultant of a force system.
- 9678. What is concurrent and non-concurrent force systems?
- 9679. What is Lami’s theorem?
- 9680. What is the triangle law of forces?
- 9681. Explain the parallelogram law of forces.
- 9682. What is the principle of transmissibility of forces?
- 9683. What are the fundamental laws of mechanics?
- 9684. Define scalar and vector quantities with examples.
- 9685. Differentiate between kinematics and kinetics.
- 9686. Define statics and dynamics.
- 9687. What is Engineering Mechanics?
- 9688. What are the future trends in workshop technology?
- 9689. How does proper workflow management improve production quality?
- 9690. What are the different methods for improving workshop efficiency?
- 9691. What is the role of robotics in modern workshops?
- 9692. What is the difference between batch production and mass production?
- 9693. What are the different types of production tools?
- 9694. What is the role of automation in workshop practice?
- 9695. What is Six Sigma, and how does it improve production?
- 9696. What are the key principles of lean manufacturing?
- 9697. What is process optimization in manufacturing?
- 9698. What are the workplace ergonomics for workshop practice?
- 9699. What is ISO 9001, and how does it apply to workshop quality control?
- 9700. What is first aid, and why is it necessary in workshops?