Which of the following material attracts strongly to the magnet? 8 Aluminium O Cupper O Nickel O or gold ?

Q: A charge feels a 2.89 x 10-7 N force when it moves 288 m/s perpendicular (90°) to a magnetic field…

A: Given value--- Force = 2.89 × 10-7 N. speed = 288 m/s angle = 90 degree . magnetic field = 2.77 ×…

Q: Which diagram correctly represents the magnetic field lines between two north magnetic poles? a. O…

A: Magnetic field lines between two north poles:

Q: A proton has a magnetic field due to its spin on its axis. The field is similar to that created by a…

A: The maximum torque on the proton is given by τ=NIAB sinθ

Q: Two long straight current-carrying wires are lined up parallel to one another at a distance d.…

A:

Q: Which object has the magnetic domains shown in the image? A. A steel paper clip near a magnet B. A…

A: It involves the concept of ferromagnetism

Q: A straight wire carrying 6.6 A current is laid in a E-W magnetic field that is 2.9 T. When 97 cm of…

A: Given  current(I)=6.6 A magnetic field (B)=2.9 T length of wire(L)=0.97 m force on wire=?

Q: An electron moves in a circle in a uniform magnetic field, at a rate of one revolution per second.…

A:

Q: What is the magnetic force on a charge of -1.6 · 10-19 (C) that has a velocity equal to i = (-5 ·…

A:

Q: Which of the following magnetic fields is correct for a single bar magnet? а. N Ob. Ос N d.

A:

Q: A vertical wire carries a current straight upward. To the east of this wire, the magnetic field…

A: Given

Q: Magnets A and B are of equal magnetic strength. In which position will magnets A and B have the…

A: North - North pole of magnet repel each other. Hence option (a) and option (b) is incorrect.…

Q: Can you name the three different processes that are used to make magnets?

A: We need to name the three different processes that are used to make magnets.

Q: If the diameter of a 25 cm long solenoid is 12 cm and the number of turns is 120, what will be the…

A:

Q: The minimum attraction will be at of the magnet. O a. both poles of the magnet O b. only north pole…

A:

Q: What is the magnitude of force on an electron traveling east at 1.53 x106 m/s within a 5 T magnetic…

A: The speed of an electron is, v=1.53×106 m/s The magnitude of the magnetic field is, B=5 T The charge…

Q: The magnetic field in air at apoint 6cm from a long straight wire is 6x10^(-5) T, the wire is…

A:

Q: Which diagram correctly shows a magnetic field configuration?

A:

Q: What is the direction of the magnetic force on the positively charge particle as they move through…

A:

Q: In which regions is the magnetic field strong in a bar magnet?

A: The magnetic field of a bar magnet can be visualised by magnetic field lines. Magnetic field lines…

Q: Two long thin wires ABC and DEF are arranged as shown below. They carry 1 po currents I as shown.…

A: Answer :-

Q: 4. A particle of charge q=-9.7C and mass 3.5x10²°kg has a speed of 680m/s. The particle and ti…

A: radius = mv/qB

Q: Two long straight current-carrying wires are lined up parallel to one another at a distance d.…

A:

Q: Which diagram correctly represents the magnetic field lines between two south magnetic poles? O a. S…

A:

Q: Which object might have the pattern of magnetic domains shown in the Image? 主 主 A. Cotton fabric…

A: When we bring magnetic material near to the magnet their magnetic domain would be like in the…

Q: A paramagnet is . by a permanent magnet because the magnetic dipoles in the material is opposite…

A: Paramagnetic materials are those that are weakly attracted by external magnetic fields. Most of the…

Q: Which diagram best represents the lines of magnetic flux between the ends of two bar magnets? N S S…

A: The lines of force for a bar magnet will always start from north pole and end at south pole.

Q: The magnetic field ines of a bar magnet (outside) are directed from, Select one: O a east to south O…

A: Magnetic field lines forms continuously in a closed loops without beginning or end.

Q: 4. The magnetic field of a bar magnet is shown. Where is the magnet's north pole? * O Midway between…

A: Outside a magnet magnetic field lines originate from the north pole and ends at the south pole.

Q: 11. A current-carrying wire carries a current of 0.345 A. Wwhat is the magnitude and direction f the…

A: Given : Current (I) = 0.345 A  Radius (r) = 0.030 m

Q: Units of a magnetic field might be: Oa. N/C.m O b. C/kg ос C.s/m d. kg/C.s e. C.m/s CLEAR MY CHOICE

A:

Q: 15) (5 pts) A charged particle moves with velocity which has components parallel and perpendicular…

A: A charge particle moves with velocity which has components parallel and perpendicular to the…

Q: A 50 g ball cointaining 406779288 excess electrons is dropped into a 122m vertical shaft and enters…

A: Given data, mass of the ball (m)=50 g Number of electron(n)=406779288 Depth of the shaft(h)=122 m…

Q: Which direction does the magnetic field due to the bottom wire point in?

A:

Q: Why are metals magnetic?

A: Some metals seem to attract other metals more strongly. This force is called magnetism. Even before…

Q: A wire carries a current, creating a magnetic field around itself as shown. The current in the wire…

A: Right hand thumb rule states that, “If you imagine holding a current carrying wire in your…

Q: Which point shows the greatest magnitude of the magnetic field strength of a bar magnet? B D A. A B.…

A:

Q: Which of the compass needle orientations in the figure above might correctly describe the magnet's…

A: Required : Which compass needle orientation describe the magnetic field at that point.

Q: 0: caleulate the magnetic potential energy needed for the oyientation of magnetic dipole moment in…

A: Potential energy of a magnetic dipole in a magnetic field: Let a object is in magnetic field, when a…

Q: Breaking a magnet into three pieces will prodice how many magnets? A. 3 B. 4 C. 5 D. 6

A:

Q: 1. An electron in a uniform magnetic field has a velocity v = (40 km/s)i + (35 km/s)j. It…

A: The magnetic force on a charged particle moving in the magnetic field is  F→ = q (v→ × B→) where, q…

Q: If two horseshoe magnets are to be stored for a month, which of the following positions will best…

A: To preserve the magnetism of a magnet for long the opposite poles must be kept closed. In other…

Q: magnetic moment and magnetic field is (a) 90° (c) 60° (b) 30° (d) 0

A: Answer Magnetic potential energy is given by U= -mBcosθ Where  m is the magnetic moment  B is the…

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.