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AP Intermediate 2nd Year Moving Charges and Magnetism — practice questions — page 3

Explore 188 free Moving Charges and Magnetism questions in AP Intermediate 2nd Year Physics. Open each question or exercise to read its content, reference answers and available explanation.

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Moving Charges and Magnetism questions and exercises with answers

Showing questions 61–90 of 188.

Symbol to quantityRead the answer and worked solution →Which is largerRead the answer and worked solution →Field and force directionsRead the answer and worked solution →Currents make fieldsRead the answer and worked solution →Count and computeRead the answer and worked solution →Odd one out: what a current doesRead the answer and worked solution →Zero work, changing directionRead the answer and worked solution →Moving charges, mixed checkRead the answer and worked solution →A freely suspended bar magnet settles pointing:Read the answer and worked solution →The tip of a magnet pointing to geographic north is its:Read the answer and worked solution →Cutting a bar magnet in half gives:Read the answer and worked solution →Magnetic field lines of a bar magnet form:Read the answer and worked solution →A bar magnet behaves like a magnetic:Read the answer and worked solution →Substances repelled by a magnetic field are:Read the answer and worked solution →Materials are classified by which quantity?Read the answer and worked solution →Substances that are weakly magnetised in a field are:Read the answer and worked solution →Substances that are strongly magnetised in a field are:Read the answer and worked solution →A ferromagnet is divided internally into regions called:Read the answer and worked solution →In an unmagnetised ferromagnet, the domains are:Read the answer and worked solution →Applying a field makes the domains:Read the answer and worked solution →Above a certain temperature, a ferromagnet becomes a:Read the answer and worked solution →The Earth's magnetic field runs approximately from geographic:Read the answer and worked solution →A bar magnet can be modelled as a large number of:Read the answer and worked solution →The magnetic moment of a bar magnet equals that of an equivalent:Read the answer and worked solution →Inside a diamagnetic material, the field is:Read the answer and worked solution →Diamagnetism arises in atoms whose electrons have no net:Read the answer and worked solution →Field lines of a bar magnet differ from an electric dipole's because they:Read the answer and worked solution →Match the magnetism termRead the answer and worked solution →Sort the magnetic materialsRead the answer and worked solution →True or false about magnetsRead the answer and worked solution →

Worked practice questions

Symbol to quantity

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Matching pairs
  1. Left
    B
    Right
    Magnetic field
  2. Left
    E
    Right
    Electric field
  3. Left
    I
    Right
    Steady current
Instructions
Tap a symbol, then tap its match.
_Source: syllabus Physics Part 1, Ch 4 'Moving Charges and Magnetism' (leph104)_

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Which is larger

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Questions
  1. A
    Force on a long wire in B
    B
    Force on a short wire in B
    Higher value
    Force on a long wire in B
  2. A
    Cyclotron freq. at high B
    B
    Cyclotron freq. at low B
    Higher value
    Cyclotron freq. at high B
  3. A
    Cyclotron freq. for light mass
    B
    Cyclotron freq. for heavy mass
    Higher value
    Cyclotron freq. for light mass
  4. A
    Field near a current element
    B
    Field far from it
    Higher value
    Field near a current element
Instructions
Tap the side you think is higher.
_Source: syllabus Physics Part 1, Ch 4 'Moving Charges and Magnetism' (leph104)_

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Field and force directions

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Questions
  1. Question
    The magnetic force direction comes from
    Choices
    1. A dot product
    2. A sum
    3. A cross product
    Correct choice
    A cross product
  2. Question
    For F = I l cross B, l points along the
    Choices
    1. Current
    2. Field
    3. Force
    Correct choice
    Current
  3. Question
    A charge moving parallel to B feels
    Choices
    1. Maximum force
    2. No magnetic force
    3. A reversed force
    Correct choice
    No magnetic force
  4. Question
    The orbit plane is normal to
    Choices
    1. E
    2. v only
    3. B
    Correct choice
    B
Instructions
Tap the chip that answers each prompt.
_Source: syllabus Physics Part 1, Ch 4 'Moving Charges and Magnetism' (leph104)_

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