If you hold the conductor with right hand so that the stretched thumb points in the direction of the currenta then encircling fingers will give the direction of magnetic lines of force round the conductor. This is known as
Left hand cork screw rule
Right hand cork screw rule
Left hand rule
Right hand 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.
Electric potential is a _______ quantity.
What is another name for relative permittivity?
What is the practical unit of electrical energy?
Which of the following is a vector quantity?
Another term for corona discharge.
Temporary magnets are commonly employed in
Materials whose permeabilities are slightly greater than that of free space
Which of the following electric quantities is vector in character?
Which of the following is a diamagnetic material?
The space outside the magnet where its pole have a force of attraction or repulsion on a magnetic pole…
Refers to the non- metallic materials that have the ferromagnetic properties of iron.
The process by which an emf and hence current is generated or induced in a conductor when there is a…
Magnetic intensity is a
What is the SI unit of conductivity?
A magnetic flux of 2.5 x10^4 Wb through an area of 5 x10^4 square meters results in
The B-H curve of ________ is not a straight line.
Electrons at the outer shell are called
Referred to as the specific reluctance of a material
A law establishing the fact that the algebraic su of the rises and drops of the mmf around a closed…
The induced emf in a wire loop that is moved parallel to a uniform magnetic field is
The branch of Engineering which deals with the magnetic effect of electric current is known as
Which of the following has the highest permeability?
An effect which is generally used in the gausameter to measure flux density.
What is the cgs unit of magnetomotive force?
A commercial alloy of aluminum nickela and iron with cobalta copper and titanium added to produce about…
The dielectric constant of most materials lies between
The ratio between the intensity of magnetization produced in a substance to the magnetizing force producing…
Defined as the number of lines per unit area through any substance in a plane at right angles to the…
Permeance is analogous to
Small voltages generated by a conductor with current in an external magnetic field.
Join our Chat Group
Join our Twitter Group
Join our Pinterest Group
Join our Facebook Group
Subscribe to our Email Newsletter