Which of the following are true regarding Earth’s magnetic field? Check all that apply.     the magnetic poles drift in an elliptical pattern daily   the magnetic north pole is south of the geographical north pole   the magnetic north pole lines up exactly with the geographical north pole   the magnetic north pole drifts about 1100 km in a century

Q: What is the radius of a proton’s trajectory when it moves at 1.2(10)6 m/s perpendicular to a…

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Q: A proton moving at a speed of 3.8 106 m/s cuts across the lines of a magnetic field at an angle of…

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Q: If an electric charge is placed in a magnetic field, the magnetic field will exert a force on the…

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Q: typ quickly decrease strength. Permanent Magnet O Ferro Magnet Neobydium Magnet Electro Magnet

A: A type of magnet can not quickly increase or decrease the strength.

Q: The strength of a magnetic field as the distance from the magnet increases. increases, then…

A: A magnet consists of two poles, a north and a south pole. The magnetic lines of forces created by a…

Q: CHARGED PARTICLE (+) PARTICLE VELOCITY (v) Magnetic Field (B) Magnetic Force (F) OUT RIGHT OUT LEFT…

A: According to the right hand rule the direction of the force on positive charge particle under a…

Q: Force on a moving charge in a uniform magnetic field depends upon Othe charge on the particle O…

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Q: A positive charge moving toward the top of this page experiences a force of 1.0N to the right. into…

A: The magnetic field acting on a charge moving in a particular direction and experiencing a force is…

Q: A magnetic feld in the laboratory can be adjusted in strength by tuning a knob. It is perpendicular…

A: Given that, The laboratory magnetic field is perpendicular to the earth's magnetic field. Also its…

Q: Name three factors on which the magnitude of force on a current carrying conductor placed in…

A: Write the expression for the magnitude of the force on a current carrying conductor.

Q: Which of the following describes a magnetic field that influence on moving electric charges,…

A: To find - Which of the following describes a magnetic field that influences moving electric charges,…

Q: The units of magnetic dipole moment are: ampere O ampere-meter ampere-meter2 ampere/meter…

A: For a current carrying loop, magnitude of the magnetic dipole moment is equal to  the product of the…

Q: Please help me answer this question. When a straight wire carrying a current is placed in a uniform…

A: Option D is correct. When a current carrying wire is placed in a magnetic field which is parallel to…

Q: Which of the following types of magnetic materials are attracted to a magnet? Select all that apply.…

A: Substance attracted toward magnitic material is called ferromagnetic material also called…

Q: Consider a proton moving down in a uniform magnetic field as depicted below. How will its trajectory…

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Q: How many quantities are required to specify the magnetic field of the earth? a) 1 b) 2 c) 3 d) 4

A: C

Q: What is the net magnetic force on a compass needle?

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Q: How is an electromagnet made? Name two factors on which the strength of the magnetic depends. field…

A: Electromagnet  Electromagnet is a type of magnet in which magnetic field is produced by electric…

Q: at which angle between the magnetic dipole moment and external magnetic field the rotor of a motor…

A: The equation of magnetic torque can be written as,                             τ→ = μ→×B→ where,…

Q: A wire carrying a 30-A current passes between the poles of a strong magnet that is perpendicular to…

A: Recall FB=idl→×B→Where idl is current element vector and B is magnetic field.

Q: You have designed and constructed a solenoid to produce a magnetic field equal in magnitude to that…

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Q: When a positively charged particle moving due east enters a magnetic field, it experiences a…

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Q: 47. A uniform magnetic field points out of the page. What is the direction of magnetic force on the…

A: Direction of magnetic field(B)= out of the page (.)Direction of current(I)=downwards (negative…

Q: The Earth behaves similarly to a bar magnet, creating a magnetic field. In which polarity direction…

A: In a bar magnet, the magnetic field lines are the representation of the fields and they indicate the…

Q: The Earth’s magnetic field       A)  attracts the North end of the compass needle to the…

A: The Earth's magnetic field is similar to the magnetic field of a bar magnet. The origin of Earth's…

Q: which of the following is not a property of the magnet attracts magnetic materials like poles repel…

A: Magnet: Its a material or substance that develops magnetic field.

Q: What is the net force acting on a compass needle in a uniform magnetic field?

A: The net force acting on a compass needle in a uniform magnetic field feels zero ,

Q: Which of the following describes the similarities between electric and magnetic fields?   a Both…

A: Option B is correct. Reason: you can see that when a South pole comes in contact to South pole it…

Q: Ignoring Earth's magnetic field, what direction will the compass needle point when: a) a wire…

A: In the absence of Earth's magnetic field, the direction in which a compass needle points is…

Q: A magnetic field exerts a force on a stationary electric charge.

A: F=qvBsinθ q is the charge v is the velocity of charge B is the magnetic field θ is the angle between…

Q: Which of the following are accurate statements about permanent magnets and magnetic fields?…

A: Magnetic field: Magnetic field is the area near a magnet where a magnetic object or an electric…

Q: Which of the following statements regarding Bar Magnets is FALSE Group of answer choices Like Poles…

A: False :  Like Poles Repel and Unlike Poles Attract.

Q: A positively charged particle moving due north enters a magnetic field directed downwards. Which of…

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Q: An electron is moving north in a region where the magnetic field is south. The magnetic force…

A: Magnetism is a fundamental property of any moving charge. This means moving charge produces…

Q: A magnetic field CANNOT: O change the momentum of a charge affect a charge in any way change the…

A: When a charge enters into magnetic field then a force starts acting on it called Lorentz force.  It…

Q: enters a A beam of protons with a velocity of 4 x 105 ms -¹ uniform magnetic field of 0.3 T at an…

A: Introduction: When a charge particles enter a uniform magnetic field and the direction of motion of…

Q: The Earth's geographic south pole (located in Antarctica) is also a magnetic south pole.

A: Geographic poles and magnetic poles are not same, they are different and are located slightly at a…

Bar Magnet

In physics, magnetism is a phenomenon exhibited by a magnetic substance that exerts either attractive or repulsive force. A bar magnet is either a rectangular or round and hollow fit comprised of ferromagnetic materials and has a fanciful attractive field surrounded by it.