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What is used to turn the pointer of a galvanometer?
A small current passes through the coil that actuates the pointer. When you select different ranges on the instrument you are in fact selecting different resistors so that the sensitivity of the pointer is changed.
What is the shape of the loop of wire in the scenario where a loop of wire is in the shape of two concentric semicircles as shown?
The shape of the loop of wire is two concentric semicircles.
What material is used to make galvanometer wire?
Galvanometer wires are typically made of a conductive material such as copper or aluminum. These materials have good electrical conductivity, allowing the galvanometer to accurately measure small electrical currents.
What happens when no net force acts on a loop of wire in a magnetic field?
When no net force acts on a loop of wire in a magnetic field, the loop will not experience any acceleration or movement.
What is the basis of the function of a galvanometer?
The function of a galvanometer is based on the interaction between a magnetic field and an electric current passing through a coil of wire. When a current flows through the coil, it creates a magnetic field that interacts with a permanent magnet, causing a deflection of the needle on the galvanometer scale.
What is used to turn the pointer of a galvanometer?
A small current passes through the coil that actuates the pointer. When you select different ranges on the instrument you are in fact selecting different resistors so that the sensitivity of the pointer is changed.
What is the shape of the loop of wire in the scenario where a loop of wire is in the shape of two concentric semicircles as shown?
The shape of the loop of wire is two concentric semicircles.
What does electromagnetism have to do with galvanometer?
A galvanometer is a simple meter that detects the flow of current. A current flowing in a wire causes magnetism around the wire. This is called electromagnetism. Like poles of a magnet repel and opposites attract. The Galvanometer uses these principles in order to move a pointer across a scale.
What happens to the compass needle when you place it in the wire loop when the circuit was turn on?
it point same way as magnetic field
What material is used to make galvanometer wire?
Galvanometer wires are typically made of a conductive material such as copper or aluminum. These materials have good electrical conductivity, allowing the galvanometer to accurately measure small electrical currents.
What happens when no net force acts on a loop of wire in a magnetic field?
When no net force acts on a loop of wire in a magnetic field, the loop will not experience any acceleration or movement.
What are the difference between a wire loop and a wire needle?
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Why if the same current flows in a wire coil and a single wire loop the magnetic field inside the coil is stronger than the field inside the loop?
why, if the same current flows in a wire coil and a single loop, the magnetic field inside the coil stronger than the field inside the loop
What is the basis of the function of a galvanometer?
The function of a galvanometer is based on the interaction between a magnetic field and an electric current passing through a coil of wire. When a current flows through the coil, it creates a magnetic field that interacts with a permanent magnet, causing a deflection of the needle on the galvanometer scale.
A loop of wire is placed within a magnetic field If the loop of wire is stationary as is the magnetic field will a current be induced in the wire?
No it will not. In order to get electrical activity you need motion. Either the magnet or the wire must move.
What factors will increase the current in a stationary wire loop?
Increasing the strength of the magnetic field passing through the loop, increasing the number of turns in the wire loop, or increasing the speed at which the magnetic field changes can all increase the current in a stationary wire loop through Faraday's law of electromagnetic induction.
How does a generator turn kinetic energy into electrical energy?
A generator uses a magnetic field and motion (kinetic energy) to induce an electric current in a wire loop. As the wire loop rotates within the magnetic field, it creates a flow of electrons, generating electrical energy. This process is known as electromagnetic induction.
