Questions
- 22401. What is impulse?
- 22402. What is coefficient of restitution?
- 22403. What is a perfectly inelastic collision?
- 22404. What is a perfectly elastic collision?
- 22405. Define impact and types of impact.
- 22406. What is D’Alembert’s principle?
- 22407. State impulse-momentum principle.
- 22408. Define momentum.
- 22409. What is inertia?
- 22410. State Newton’s laws of motion.
- 22411. What is centripetal acceleration?
- 22412. Explain the concept of circular motion.
- 22413. What is angular acceleration?
- 22414. Define angular velocity.
- 22415. What is curvilinear motion?
- 22416. What is relative velocity?
- 22417. Define projectile motion.
- 22418. Derive equations of motion for a particle under constant acceleration.
- 22419. What is uniform acceleration?
- 22420. Define displacement, velocity, and acceleration.
- 22421. What is mechanical efficiency?
- 22422. Define power.
- 22423. What is the law of conservation of energy?
- 22424. What is the principle of virtual work?
- 22425. State the work-energy principle.
- 22426. Define strain energy.
- 22427. What is potential energy?
- 22428. What is kinetic energy?
- 22429. Define energy.
- 22430. Define work.
- 22431. What is the difference between elastic and plastic deformation?
- 22432. What is modulus of rigidity?
- 22433. What is bulk modulus?
- 22434. Define Poisson’s ratio.
- 22435. Define shear stress and shear strain.
- 22436. What is Young’s modulus?
- 22437. Define Hooke’s law.
- 22438. What are the units of stress and strain?
- 22439. Define strain.
- 22440. Define stress.
- 22441. What is the point of contraflexure?
- 22442. Draw typical S.F. and B.M. diagrams for a cantilever with UDL
- 22443. State the relationship between load, shear force, and bending moment.
- 22444. What is shear force?
- 22445. What is a bending moment?
- 22446. What are point load and uniformly distributed load (UDL)?
- 22447. Define cantilever beam.
- 22448. Define simply supported beam.
- 22449. What are the types of beams?
- 22450. Define a beam.
- 22451. Differentiate between frame and truss.
- 22452. What is a space truss?
- 22453. What is a plane truss?
- 22454. What are zero-force members in a truss?
- 22455. Explain method of sections.
- 22456. Explain method of joints.
- 22457. State the condition for a perfect truss.
- 22458. Define perfect, deficient, and redundant trusses.
- 22459. What are the assumptions made in truss analysis?
- 22460. What is a truss?
- 22461. Explain mass moment of inertia.
- 22462. What are the units of M.I.?
- 22463. Define polar moment of inertia.
- 22464. Find M.I. of a circle about its diameter.
- 22465. Find M.I. of a rectangle about its centroidal axis.
- 22466. What is the radius of gyration?
- 22467. State the perpendicular axis theorem.
- 22468. State the parallel axis theorem.
- 22469. What is the physical significance of M.I.?
- 22470. Define moment of inertia (M.I.).
- 22471. Explain the centroid of a solid body.
- 22472. What is the centroid of a composite section?
- 22473. What is the first moment of area?
- 22474. Define the moment of area.
- 22475. What is the centroid of a semicircle?
- 22476. What is the centroid of a triangle?
- 22477. What are the methods to find the centroid?
- 22478. What is the difference between centroid and C.G.?
- 22479. Define center of gravity.
- 22480. Define centroid.
- 22481. How can friction be reduced in machines?
- 22482. What are the advantages and disadvantages of friction?
- 22483. What is rolling friction?
- 22484. Explain limiting friction.
- 22485. State laws of dry friction.
- 22486. Define angle of repose.
- 22487. What is the angle of friction?
- 22488. What is the coefficient of friction?
- 22489. Define static and kinetic friction.
- 22490. What is friction?
- 22491. Define a two-force and a three-force body.
- 22492. What is meant by constrained and unconstrained bodies?
- 22493. What is a support reaction?
- 22494. Explain stable, unstable, and neutral equilibrium.
- 22495. What are the different types of equilibrium?
- 22496. State and explain the principle of equilibrium.
- 22497. What are equilibrium equations for a planar system?
- 22498. How do you construct an FBD?
- 22499. Define a free-body diagram (FBD).
- 22500. What are the conditions for equilibrium?