The Earth behaves similarly to a bar magnet, creating a magnetic field. In which polarity direction does the magnetic field travel? Refer to the magnetic field lines in the figure. North geographic pole North magnetic pole (southern polarity) - Magnetic field lines Aligned iron filings North-seeking end of a compass Southern Northern polarity polarity Imaginary bar magnet Compass needle South magnetic pole (northern polarity) South geographic pole Choose one: O A. west to east O B. east to west O C. north to south O D. south to north

Q: Aircraft sometimes acquire small static charges. Suppose a supersonic jet has a 0.650 µC charge and…

A: We can calculate the magnitude of the force from the relation  F=qvBsinθ here, F=force q= charge v=…

Q: Can we use a smartphone compass in identifying the magnetic field lines of a bar magnet?

A: A system called Pulse uses the magnetic field sensor or magnetometer for the compass app in iPhones…

Q: A permanent magnet has magnetic field lines as shown below. A wire carries a current vertically…

A: Required : Direction of the magnetic force on the wire.

Q: An airplane with a total width of wings as 35 m, flies eastbound at a location where the downward…

A: Write the given values with the suitable variables. L=35 mB=1.3×10-4 TBw=0.47×10-4 Tv=0.35 km/s=350…

Q: B1)The figure below shows a proton and an electron entering a region of uniform magnetic field…

A: Scenario: When charge particles enter in to magnetic field region, they experience magnetic force…

Q: When you cut the magnet into three pieces, what will happen? How about its poles?

A: magnet is a material that can attract pieces of iron ,steel etc. we cannot separate the poles of…

Q: If the Earth's magnetic field is dynamic, is the direction of the compass needle accurate? Explain.

A: Although Earth's magnetic field is dynamic ,but it takes 2,00,000 years to 3,00,000 years to change…

Q: Which of the following statements are true? a) Scientists have evidence that single isolated…

A: The objective of the question is to identify the true statements among the given options related to…

Q: What happens to the field intensity as the distance from the magnet increases?

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Q: An electron enters the earth magnetic field perpendicularly (points downward-{toward ground} at…

A: Using the given formula and collecting the magnetic field for earth from i.e. B = 50 μT , the…

Q: When a current flows through a wire, a magnetic field of concentric circles, perpendicular to the…

A: When the current is passed through the straight current-carrying conductor, then it creates a…

Q: Question 22 A 500-turns coil of area A- 4.9x102 m- is placed in a uniform magnetic field B- 0.4 T…

A:

Q: In Houston, Earth's B→ field has a magnitude of 5.2×10−5T and points in a direction 57 drgrees below…

A: Magnetic field (B) = 5.2 × 10-5 T Angle (θ) = 57° Current (I) = 16 A Length of wire (L) = 8.0 m

Q: 11. A0.0095 conductor, carrying 82 A of current is placed between the pole face of a magnet with…

A: 11) Given: The length of the conductor is l = 0.0095 m The current carried by the conductor is I =…

Q: When a bar magnet is suspended freely its south pole always point to O a. geographic north O b.…

A: Required : Where does the south pole of a freely suspended bar magnet point.

Q: The north pole of a freely suspended bar magnet always directed to O a. geographic south b.…

A:

Q: When a bar magnet is suspended freely its south pole always point to O a. geographic north O b.…

A: The basic properties of the magnet is that like poles repel each other and unlike poles attract each…

Q: A charged particle moves ina region of uniform magnetic field along a helical path (radius = 5.0 cm,…

A:

Q: Which of the following represents the right action when a diamagnetic material is placed near the…

A: To answer the problem, we will first define diamagnetic materials. Then we will consider how they…

Q: What is the direction of the magnetic force on a positive charge that moves as shown in the figure?…

A:

Q: What is the direction of the force on an electron with a velocity to the north in the earth's…

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Q: Why the poles of a bar magnet lie at its ends?

A: As earth possess  its own weak magnetic field, because earth core act as a magnetic core, So any…

Q: If you look directly at the North Pole end of a bar magnet , which way does it’s magnetic field…

A: Given: If you look directly at the North Pole end of a bar magnet , which way does it’s magnetic…

Q: Given two parallel wires with unequal current in the same direction and the distance between them…

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Q: How many neutral points were found in this experiment of magnetic field of bar magnet.

A: If two bar magnets are placed with their axis parallel to each other then there are two neutral…

Q: When an electron is accelerated through a p.d. V, it experiences a force F through à magnetic field.…

A: force on charge particle in a magnetic field is F=qvB....(1) but 1/2 m v2 =eV V is the voltage…

Q: 0.01 T magnetic field points south and downward, 45o below the horizontal. A proton travels south at…

A: Given data : Magnetic field, B = 0.01 T ( magnitude ) Charge on proton, q = + 1 coulomb Velocity of…

Q: QUESTION 15 What is the net magnetic field at the origin? Оа 10-6 т Ob.0.5 X 10-6 T 10 A Ос. 2X 10-6…

A:

Q: A long segment of wire has the shape shown in the figure and carries current I = 36 A. What is the…

A: Given: The Current (I) = 36 A The Radius of the semi circle (R) = 2.7 cm

Q: An alpha particle (helium nucleus consisting of 2 protons and 2 neutrons) moves in a circular orbit…

A: Given : r = 4.5 cm = 0.045 m B = 1.2 T

Q: What direction does the magnetic force point? y↑ - q X V A) +x direction D) -x direction B) +y…

A: Given: The direction of the magnetic field is in +y-direction. The direction of the velocity of the…

Q: Calculate the velocity of a particle with charge q, = 1.6 × 10-19 that moves at right angles to the…

A: Charge on particle qp = 1.6 × 10- 19 C Magnetic field B = 57.8 mT = 0.0578 T Magnetic force on…

Q: The following are four magnetostatics laws in their mathematical form. For each one of them, state…

A: We have to interpret the equation mentioned above

Q: What is the magnitude of magnetic field at point P, located at x = 0.400 m, y = 0.300 m?

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Q: 49. There is a uniform magnetic field of 0.50 T directed along the positive y-axis. (A) Determine…

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Q: 1. You know that the magnetic field is nonzero in a certain region of space, but the magnitude and…

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Q: wo bar magnets are placed end to end, with opposite poles near each other. A compass is placed in…

A: The compass points in the direction of the nearest south pole of the magnet that is in the direction…

Q: Will either pole of a magnet attract a paper clip? Explain what is happening inside the attracted…

A: The poles of a magnet attract a paper clip.

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.