Referred to as the specific reluctance of a material
Correct Answer :
Download Objective type questions of
Visit our PDF store
Get all objective type questions of Electricity Fundamentals MCQ
comments powered by Disqus.
The K shell or the first shell has how many permissible number of orbiting electrons?
An atom or a group of atoms that carries a net electric charge.
The electric flux density is a ________ quantity.
Germanium atom has ______ protons and ______ electrons.
What is the other name for dielectric strength?
Defined as the ratio of the volume occupied by the atoms or ions in a unit cell divided by the volume…
The relation between absolute permittivity of air ( 0)a absolute p and velocity of light (c) is given…
What is the unit of reluctance?
Permeance of a magnetic circuit is _________ the cross-sectional area of the circuit.
Refers to the non- metallic materials that have the ferromagnetic properties of iron.
If two similar charges 1 coulomb each are placed 1 m apart in aira then the force of repulsion is
A principle that states that only two electrons with different spins are allowed to exist in a given…
A germanium atom has an atomic weight of72. How many neutrons are there?
The relative permeability of a magnetic material is 10^5. What is its permeability?
The science of adapting electronics to aerospace flight.
Which of the following is a paramagnetic material?
The emf induced in a coil due to the changing current of another neighboring coil is called
The magnetic field of a magnetized iron bar when strongly heated
This paper does not exhibit electricity because it contains the same number of
The electrons in the last orbit of an atom are called _______ electrons.
The electric potential across part AB of a circuit is 5 V; point A being at higher potential. If a charge…
The point in a magnet where the intensity of magnetic lines of force is maximum
Residual magnetism refers to the flux densitya which exists in the iron core when the magnetic field…
The magnetic flux of 2000 lines is how many Maxwells?
If the number of valence electrons of an atom is exactly 4a then the substance is called
The force which set ups or tends to set up magnetic flux in a magnetic circuit
Magnetic fields do not interact with
Ohm's law cannot be applied to which material?
Which of the following statements is TRUE?
The unit of flux density is
Join our Chat Group
Join our Twitter Group
Join our Pinterest Group
Join our Facebook Group
Subscribe to our Email Newsletter