Chapter No 1 :Introduction to Electromagnetic Theory (480 MCQ`S)

  1. In electromagnetic waves field includes are
    1. electric field
    2. magnetic field
    3. static
    4. both A and B
    5. Show Answer
      Answer: D
      Explanation:
      • combination of both field
  2. In electromagnetic waves both fields are
    1. prallel
    2. anti parallel
    3. perpendicular
    4. all possible
    5. Show Answer
      Answer: C
      Explanation:
      • waves move due to perpendicular fields
  3. change in electri field produces
    1. nuclear field
    2. gravitational field
    3. mechanical field
    4. magnetic field
    5. Show Answer
      Answer: D
      Explanation:
      • source of magnetic field is chenge of electri field
  4. change in magnetic filed produces
    1. electric field
    2. gravitational force
    3. static field
    4. optimized field
    5. Show Answer
      Answer: A
      Explanation:
      • source of electric field is change in magnetic filed
  5. current electricity was revealed by
    1. ampere
    2. jouls
    3. newton
    4. logarithm
    5. Show Answer
      Answer: A
      Explanation:
      • electric current term is described by ampere
  6. electric field is produced due to
    1. moving
    2. vibrating
    3. uniform motion of charges
    4. static
    5. Show Answer
      Answer: d
      Explanation:
      • characteristic of static charges is electri field
  7. When matter is ionised, it is reffered as:
    1. Plasma
    2. Gas
    3. Liquid
    4. Solid
    5. Show Answer
      Answer: A
      Explanation:
      • ionized gas is called plasma
  8. magnetic field is produced due to

    1. plasma

    2. neutral atom

    3. moving charges

    4. static charges

    5. Show Answer
      Answer: C
      Explanation:
      • characteristics of moving charges is magnetic field

  9. painting on the car is the application of
    1. Biological Sciences
    2. Physical Sciences
    3. static electricity science
    4. Structural Sceinces
    5. Show Answer
      Answer: C
      Explanation:
      • N/A
  10. in electrostatic induction a body is charged by
    1. in the presence of charged body
    2. Physical touching of charged body
    3. without physical touching of charged body
    4. both A and C
    5. Show Answer
      Answer: D
      Explanation:
      • no physical touching is required just presence of charged body

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