If on looking at any one end of a solenoid; the direction of current flow is found to be clockwise then the end under observation is a south pole. This is known as
Right hand rule
Left hand rule
Cork screw rule
Correct Answer :
Download Objective type questions of
Visit our PDF store
Get all objective type questions of Electricity Fundamentals MCQ
comments powered by Disqus.
One ampere- turn is equivalent to _____ gilberts
Defined as the flux density produced in it due to its own induced magnetism
Permanent magnets can be found in
Which of the following is a paramagnetic material?
One of the solid structures in which the position of the atoms or ions are predetermined
The tiniest element of matter
Gases whose particles are charged are known as
Defined as the number of lines per unit area through any substance in a plane at right angles to the…
Used to maintain strength of magnetic field
Which of the following is a natural magnet?
One oersted (Oe) is equivalent to _____ Gb/cm.
The magnetic field around the conductor is determined by the
What is the practical unit of electrical energy?
The force between two charges placed a given distance apart ______ as the relative permittivity of the…
Hysteresis refers to the ______ between flux density of the material and the magnetizing force applied.
The ratio of the total flux (flux in iron path) to the useful flux (flux in air gap)
The unit of electrical energy is
The emf induced in a coil due to the changing current of another neighboring coil is called
Calculate the permeability (in T/A. t/m) of a magnetic material that has a relative permeability of…
The air space between poles of magnets
The temperature coefficient of resistance of a conductor ______ with an increase in temperature.
The magnitude of the induced emf in a coil is directly proportional to the rate of change of flux linkages.…
How is mutual inductance between two coils decreased?
What is the value of the absolute permittivity of air?
Magnetic field intensity is a ________ quantity.
The amount of magnetizing force to counter balance the resid magnetic material is referred to as
One coulomb of charge consists of ________ electrons.
Electric field intensity is a ________.
The customary energy unit in atomic and nuclear physics is
Materials whose permeabilities are slightly greater than that of free space
Join our Chat Group
Join our Twitter Group
Join our Pinterest Group
Join our Facebook Group
Subscribe to our Email Newsletter