The straight line passing through the two poles of magnet is called
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 temperature coefficient of resistance of eureka is
The potential at a point due to a charge is 15 V. If the distance is times, the potential at the point…
One ampere- turn is equivalent to _____ gilberts
The core of a magnetic equipment uses a magnetic material with
What is the unit of magnetomotive force?
Defined as a closed path in which magnetic induction or flux flows
A theorem which states that an electric current flowing in a circuit produces a magnetic field at external…
A permanent magnet does not exert a force on
This paper does not exhibit electricity because it contains the same number of
The K shell or the first shell has how many permissible number of orbiting electrons?
When a current carrying conductor is placed in a magnetic fielda the maximum force will act on the conductor…
The force which set ups or tends to set up magnetic flux in a magnetic circuit
The magnetic field around the conductor is determined by the
The force of attraction or repulsion between two magnetic poles is inversely proportional to the square…
A 6- V battery is connected across a solenoid of 100 turns having a resistance of 2 ?a Calculate the…
In electro-mechanical conversion devices like generators and motors the reason why a small air gap is…
If the length and area of cross-section of a wire are doubleda then its resistance
Who discovered the most important electrical effects which is the magnetic effect?
The emf induced in a coil due to the changing current of another neighboring coil is called
Another term for corona discharge.
The diameter of a hydrogen atom is approximately ______ cm.
The unit of flux is _____ in cgs system.
Which of the following statements is TRUE?
The space outside the magnet where its pole have a force of attraction or repulsion on a magnetic pole…
A length of wire has a resistance of 10 ohms. What is the resistance of a wire of the same material…
The mass of proton is __________ the mass of an electron.
If two similar charges 1 coulomb each are placed 1 m apart in aira then the force of repulsion is
The resistivity of a conductor ___________ with an increase in temperature.
If the number of valence electrons of an atom is more than 4a the substance is called
If the value of 0 a conductor is 1/234 per oCa then the value of 18is
Join our Chat Group
Join our Twitter Group
Join our Pinterest Group
Join our Facebook Group
Subscribe to our Email Newsletter