Home

What bond is formed when electrons in the outermost energy orbits of the atoms are shared between two or more electrons?

A. Ionic

B. Covalent

C. Metallic

D. Van der Waals

You can do it
  1. Bonding of atoms that is due to the force of attraction between positive ions and a group of negative…
  2. If the distance between two magnetic poles decreases by 2 timesa the force between them
  3. The magnetic field inside a solenoid
  4. What is the practical unit of electrical energy?
  5. Which of the following is a natural magnet?
  6. Germanium atom has ______ protons and ______ electrons.
  7. The magnetic flux through a coil changes. This results to the induced emf acting in a direction as to
  8. What is the cgs unit of magnetomotive force?
  9. Who discovereda the relationship between magnetism and electricity that serves as the foundation for…
  10. If a magnetic flux cuts across 200 turns at a rate of 2Wb/sa the induced voltage according to Faraday's…
  11. An effect which is generally used in the gausameter to measure flux density.
  12. The electrons in the last orbit of an atom are called _______ electrons.
  13. Electronic current in a wire is the flow of ____________ electrons.
  14. The electric field intensity between the parallel plate air capacitor is 20 N/C. If an insulating slab…
  15. The resistivity of a conductor ___________ with an increase in temperature.
  16. The force between two magnetic poles is _____ the relative permeability of the medium.
  17. Which element has four valence electrons?
  18. Magnetic effects of the earth as a huge magnet with north and south poles.
  19. The force which set ups or tends to set up magnetic flux in a magnetic circuit
  20. The hot resistance of an incandescent lamp is about _______ its cold resistance.
  21. Under ordinary conditionsa a body is considered
  22. A magnetic material losses its ferromagnetic properties at a point called
  23. The branch of Engineering which deals with the magnetic effect of electric current is known as
  24. An alloy of 22 percent iron and 78 per cent nickel.
  25. If on looking at any one end of a solenoid; the direction of current flow is found to be clockwise then…
  26. The unit of flux density is
  27. When a wire loop is rotated in a magnetic field the direction of the induced emf changes one in every…
  28. What is the SI unit of magnetic flux?
  29. A PHP Error was encountered

    Severity: Notice

    Message: iconv_strlen(): Detected an illegal character in input string

    Filename: compat/mbstring.php

    Line Number: 77

    Backtrace:

    File: /var/www/html/application/views/discuss.php
    Line: 226
    Function: character_limiter

    File: /var/www/html/application/helpers/viewloader_helper.php
    Line: 1359
    Function: view

    File: /var/www/html/application/controllers/Questions.php
    Line: 484
    Function: load_guest

    File: /var/www/html/index.php
    Line: 315
    Function: require_once

    If the resistance of a material 2 m long and 2 m^2 in area of cross-section is 1.6 10^-8 ?a then its resistivity is
  30. The total number of magnetic lines of force in a magnetic field is called