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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.
The procedure to make a magnetic bell?
You need wire, a nail, and some steel sheet cut from a can. Then you need a bell. Wind the wire round the nail to make an electromagnet. Nail the strip of steel to a wooden block. Fix the electromagnet so that it pulls the steel when switched on. Then you need to make a switch which will be another arrangement of thumbtacks. So when the magnet switches on the steel pulls away from the tack and breaks the circuit. The steel hits the bell but it returns dues tothe magnet being switched off.
What is one navigation guide for animals migration?
One navigation guide for animals during migration is the earths magnetic field. Many animals are sensitive to the magnetic fields and use them in navigation. The invention of cellphones with their towers are beginning to cause issues with some migrations due to the altered magnetic field around them.
What did john Thomson use to deflect the cathode rays?
he dint did nething to deflect them thet went straight to the anode +ve of the tube becoz opposite attracts.
What senses do animals use to migrate?
some senses used by animals for migration are visual cues, solar navigation, magnetic fields, star navigation, and polarized light. There has been much evidence that magnetic fields play an important role in navigation.
Why is studying bacteria and animals who use magnetic fields to navigate useful?
Magnetoception is a type of navigation used by some animals. It is navigation that uses electromagnetic fields, and has been observed in bacteria. It is useful because scientists might be able to come up with different types of navigation.
Different types of magnetic compass?
There are three main types of magnetic compasses: the traditional liquid-filled compass that uses a magnetic needle, a digital compass that uses sensors to detect magnetic fields, and a gyrocompass that uses the Earth's rotation to determine direction. Each type has its own advantages and limitations, depending on the specific use case.
How do electricians use trigonometry?
They use basic right angle trigonometry when bending conduit for finding correct angles and distance between the bending points. In the study of electromagnetism, cosine and sine functions are used to describe the figure of waves. They could be used to describe magnetic fields or electrical fields.
Why does friction cause a magnetic force?
Friction does not directly cause a magnetic force. Friction is a force that resists motion between two surfaces in contact. Magnetic forces, on the other hand, arise from the interaction between moving charged particles and magnetic fields. These forces are independent of friction and are a fundamental property of magnetic materials.
What do engineers use trigonometry for?
Engineers use trigonometry anywhere that involves non-right angles. That includes building cars and buildings, bridges, and many other structures. they also use trigonometry when dealing with fields, like magnetic and electric fields. Also, trigonometry is very important with engineers who deal with waves, such as sound or light engineers.
Why you use potential unchanged in shrodinger equation?
Because if you put there dependence on time for example you will not able to solve equation for a reasonable period of time. But sometimes you have to use potentials with time and coordinate dependence, for instance, when you work with magnetic fields.
How do you test materials as magnetic or non-magnetic?
I use a "magnet".
How do you make a 'toy car' that can move far without pushing it or using electric things?
you use magnetic force
