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PHYSICS MCQ

Energy · ICSE STD 7 (ICSE - English Medium). 5 questions.

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5 questions · timed · auto-graded

MCQ 11 Mark
Which transformation of energy takes place in a door bell?
  • A
    electrical energy into kinetic energy
  • ✓
    electrical energy into sound energy
  • C
    chemical energy into electrical energy
  • D
    nuclear energy into light energy
Answer
Correct option: B.
electrical energy into sound energy
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MCQ 21 Mark
Which form of energy is possessed by a stretched spring?
  • A
    Chemical
  • ✓
    Elastic potential
  • C
    Muscular
  • D
    Heat
Answer
Correct option: B.
Elastic potential
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MCQ 31 Mark
When a ball is thrown vertically upwards, the gravitational potential energy of the ball
  • ✓
    increases
  • B
    decreases
  • C
    remains same
  • D
    none of these
Answer
Correct option: A.
increases
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MCQ 41 Mark
A child riding a bicycle possesses
  • A
    potential energy
  • B
    heat energy
  • ✓
    kinetic energy
  • D
    sound energy
Answer
Correct option: C.
kinetic energy
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MCQ 51 Mark
The amount of energy required to raise the temperature of I g of water by $1^\circ C$ is called
  • A
    $1$ joule
  • B
    $1$ newton
  • ✓
    $1$ calorie
  • D
    $1$ watt
Answer
Correct option: C.
$1$ calorie
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MCQ - PHYSICS STD 7 Questions - Vidyadip