Questions
- 9501. Define thermal stress.
- 9502. What is composite bar?
- 9503. Derive the formula for elongation of a bar under axial load.
- 9504. What is deformation?
- 9505. What is axial load?
- 9506. What is endurance limit?
- 9507. What is fatigue?
- 9508. What is creep?
- 9509. Define stiffness.
- 9510. Define malleability.
- 9511. Define brittleness.
- 9512. Define ductility.
- 9513. Define toughness.
- 9514. Define hardness.
- 9515. What are mechanical properties of materials?
- 9516. What is resilience?
- 9517. What is necking?
- 9518. What is permanent set?
- 9519. What is proportional limit?
- 9520. What is elastic limit?
- 9521. What is yield stress?
- 9522. Define breaking stress.
- 9523. Define ultimate tensile strength.
- 9524. Define yield point.
- 9525. What is a stress-strain diagram?
- 9526. What is true stress and true strain?
- 9527. What is lateral strain?
- 9528. What is the relation between E, G, and K?
- 9529. Define bulk modulus.
- 9530. Define modulus of rigidity.
- 9531. Define modulus of elasticity.
- 9532. What is Poisson’s ratio?
- 9533. What is volumetric strain?
- 9534. What is shear stress?
- 9535. Define tensile stress and compressive stress.
- 9536. What is proportional limit?
- 9537. What is the difference between elastic and plastic deformation?
- 9538. Define elasticity and plasticity.
- 9539. What is Hooke’s Law?
- 9540. What are the types of strain?
- 9541. Define strain.
- 9542. What are the types of stresses?
- 9543. What is meant by stress?
- 9544. Define load and its types.
- 9545. What is Strength of Materials?
- 9546. How does Engineering Mechanics relate to power systems and machines?
- 9547. Why is Engineering Mechanics important for design engineers?
- 9548. What are applications of Engineering Mechanics in electrical engineering?
- 9549. What are flywheels used for?
- 9550. What is rolling motion without slipping?
- 9551. Explain equilibrium of ladder problem.
- 9552. Define wedge friction.
- 9553. What is screw jack efficiency?
- 9554. What is belt friction?
- 9555. What is machine equilibrium?
- 9556. What is modulus of resilience?
- 9557. What is the stress-strain diagram for mild steel?
- 9558. What is the relation between torque and power?
- 9559. Define dynamic loading.
- 9560. What is transmission of power by shafts?
- 9561. What is polar section modulus?
- 9562. What is torsion?
- 9563. Define fatigue.
- 9564. What is creep?
- 9565. What is impact loading?
- 9566. What is bending stress formula?
- 9567. Define shear stress distribution.
- 9568. What is Castigliano’s theorem?
- 9569. What are the causes of deflection?
- 9570. Define deflection of a beam.
- 9571. What is strain energy due to bending?
- 9572. Explain Mohr’s circle.
- 9573. What is principal stress?
- 9574. What are the types of stresses?
- 9575. What is stress analysis?
- 9576. State work-energy principle for rigid bodies.
- 9577. What is conservation of angular momentum?
- 9578. What is conservation of linear momentum?
- 9579. Define mechanical energy of a system.
- 9580. What is kinetic energy of rotation?
- 9581. Explain principle of virtual work with example.
- 9582. What is virtual displacement?
- 9583. Define potential energy in a spring.
- 9584. State impulse-momentum equation for a particle.
- 9585. What is work-energy equation?
- 9586. Explain Reynolds number and its significance.
- 9587. What is continuity equation?
- 9588. What is Bernoulli’s theorem?
- 9589. Define center of pressure.
- 9590. What is buoyancy?
- 9591. State Archimedes’ principle.
- 9592. What is Pascal’s law?
- 9593. Define pressure and its units.
- 9594. Differentiate between fluid statics and fluid dynamics.
- 9595. Define fluid mechanics.
- 9596. Give examples of damped and undamped systems.
- 9597. Define simple harmonic motion (SHM).
- 9598. What is logarithmic decrement?
- 9599. What are the types of damping?
- 9600. Explain natural frequency.