Start learning →

NEET UG Magnetism & EMI — practice questions

Explore 15 free Magnetism & EMI questions in NEET UG Physics. Open each question or exercise to read its content, reference answers and available explanation.

Practise Magnetism & EMI with Quill →

Magnetism & EMI questions and exercises with answers

Showing questions 1–15 of 15.

Fill the rotational motion boardRead the answer and worked solution →Match each body to its moment of inertiaRead the answer and worked solution →Work out the flywheel numbersRead the answer and worked solution →Catch the fixed axis spinnersRead the answer and worked solution →Spot the false rotation claimRead the answer and worked solution →Sort forces by conservative or notRead the answer and worked solution →Split elastic from inelasticRead the answer and worked solution →Daub the work and energy boardRead the answer and worked solution →Catch the zero work casesRead the answer and worked solution →Key in the work each force doesRead the answer and worked solution →Judge these energy claimsRead the answer and worked solution →Fill the spring force and energyRead the answer and worked solution →Spot the outsider in each trioRead the answer and worked solution →Match each discovery to its nameRead the answer and worked solution →True or false: magnetism and inductionRead the answer and worked solution →

Worked practice questions

Fill the rotational motion board

Read exercise and reference answers
Clues and terms
  1. Clue
    Body in which the distances between all pairs of particles never change.
    Item
    Rigid body
  2. Clue
    The fixed line about which a body that cannot slide is able to turn.
    Item
    Rotation axis
  3. Clue
    Sweeping of a spinning top's axis around the vertical through its tip.
    Item
    Precession
  4. Clue
    Rotational analogue of force, measured in newton metre.
    Item
    Torque
  5. Clue
    Two equal opposite forces on different lines, turning a body without moving it.
    Item
    Couple
  6. Clue
    Point that moves as if all the mass and all external forces sat there.
    Item
    Centre of mass
  7. Clue
    Light rod pivoted along its length, with a load arm and an effort arm.
    Item
    Lever
  8. Clue
    The pivot of an ideal lever, about which the moments are taken.
    Item
    Fulcrum
  9. Clue
    Heavy disc in an engine whose large moment of inertia smooths speed changes.
    Item
    Flywheel
Instructions
A clue is called out each turn. Tap the cell it names. Three marks in a line wins.
_Source: syllabus Physics Part 1, Ch 6 Systems of Particles and Rotational Motion_

Open this exercise →

Match each body to its moment of inertia

Read exercise and reference answers
Matching pairs
  1. Left
    Thin circular ring
    Right
    M R squared, perpendicular at the centre
  2. Left
    Thin rod
    Right
    M L squared / 12, perpendicular at midpoint
  3. Left
    Circular disc
    Right
    M R squared / 4, about a diameter
Instructions
Tap a body chip, then tap the moment of inertia that belongs with it.
_Source: syllabus Physics Part 1, Ch 6 Systems of Particles and Rotational Motion_

Open this exercise →

Work out the flywheel numbers

Read exercise and reference answers
Questions
  1. Hint
    Torque equals force times radius.
    Unit
    N m
    Answer
    5
    Question
    A 25 N pull acts on the rim of a wheel of radius 0.20 m. Torque about the axle?
  2. Unit
    kg m squared
    Answer
    0.4
    Question
    A flywheel of mass 20 kg and radius 0.20 m has moment of inertia M R squared / 2. Find it.
  3. Hint
    Torque equals moment of inertia times angular acceleration.
    Unit
    per second squared
    Answer
    12.5
    Question
    A torque of 5.0 N m turns a wheel of moment of inertia 0.4 kg m squared. Angular acceleration?
  4. Unit
    joule
    Answer
    50
    Question
    That same 25 N pull unwinds 2 m of cord from the rim. Work done by the pull?
Instructions
Read each prompt, key the number into the pad and submit it.
_Source: syllabus Physics Part 1, Ch 6 Systems of Particles and Rotational Motion_

Open this exercise →

How to practise

  1. Choose a Magnetism & EMI question and try to work out your answer.
  2. Open the question to check the correct answer and read its worked solution.
  3. Continue in the app for bite-sized lessons, explanations and review with Quill. You can start without creating an account.

Put it into practice

Continue with Magnetism & EMI practice for NEET UG. Read explanations as you go. No signup form needed to start.

Practise Magnetism & EMI →

More Physics topics

Electric Charges and FieldsMoving Charges and MagnetismRay Optics and Optical InstrumentsSemiconductor ElectronicsCurrent ElectricityDual Nature of Radiation and MatterKinetic Theory & OscillationsSystem of Particles and Rotational Motion