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Meters can make use of magnetic fields in devices like electromagnetic flow meters which measure the flow rate of a liquid by applying a magnetic field and detecting the resulting voltage induced when the liquid flows through it. Other meters, like magnetic field sensors, work by measuring changes in magnetic fields to sense the presence, position, or movement of objects or materials.
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How you can stop or divert magnetic lines of force?
To stop or divert magnetic lines of force, you can use magnetic shields made of materials with high magnetic permeability such as iron or steel. These materials can redirect or absorb magnetic fields, preventing them from reaching a certain area. Alternatively, you can use electromagnetic coils to create opposing magnetic fields that cancel out or weaken the original magnetic field.
How to use the right hand rule in physics to determine the direction of magnetic fields?
To use the right hand rule in physics to determine the direction of magnetic fields, point your thumb in the direction of the current flow and curl your fingers. The direction your fingers curl represents the direction of the magnetic field.
Do bats use the earths magnetic fields?
Yes, some research suggests that bats may use the Earth's magnetic fields for navigation during their nightly flights. However, the exact mechanisms and extent of this ability are still being studied and are not fully understood.
What are things that all electrical motors use to make motion?
All electrical motors use a magnetic field and electric current to generate motion. The interaction between the magnetic field and the current generates a force that causes the motor to rotate. Additionally, motors typically have a rotor and a stator, where the rotor is the rotating part and the stator is the stationary part.
Which diagnostic machines uses magnetic fields and radio waves to produce images of the brain?
Magnetic resonance imaging (MRI) machines use magnetic fields and radio waves to produce detailed images of the brain. This technology is non-invasive and provides high-resolution images for diagnosing various neurological conditions.
