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8 questions · timed · auto-graded

MCQ 11 Mark
$IEA$ is the short form of :
  • A
    Indian Energy Association
  • B
    Indian Eco Academy
  • International Energy Agency
  • D
    International Eco Academy
Answer
Correct option: C.
International Energy Agency
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MCQ 21 Mark
The most non-polluting and efficient lighting device is :
  • A
    $CFL$
  • $LED$
  • C
    Fluorescent light
  • D
    Electric bulb
Answer
Correct option: B.
$LED$
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MCQ 31 Mark
On increasing the resistance in a circuit, the current in it :
  • Decreases
  • B
    Increases
  • C
    Remains unchanged
  • D
    Nothing can be said.
Answer
Correct option: A.
Decreases
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MCQ 51 Mark
Current in a circuit flows :
  • In direction from high potential to low potential
  • B
    In direction from low potential to high potential
  • C
    In direction of flow of electrons
  • D
    In any direction.
Answer
Correct option: A.
In direction from high potential to low potential
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MCQ 81 Mark
A cell is used to :
  • A
    measure current in a circuit
  • provide current in a circuit
  • C
    check current in a circuit
  • D
    prevent current in a circuit.
Answer
Correct option: B.
provide current in a circuit
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MCQ - PHYSICS STD 9 Questions - Vidyadip