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PHYSICS MCQ

Unit - 4.1 Simple Machine And Their Importance · ICSE STD 6 (ICSE - English Medium). 4 questions.

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4 questions · timed · auto-graded

MCQ 11 Mark
The output energy of a real life machine is less than input energy because of :
  • A
    moving pats of machine
  • B
    friction at the moving parts
  • ✓
    both (a) and (b)
  • D
    none of these
Answer
Correct option: C.
both (a) and (b)
C
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MCQ 21 Mark
In an ideal machine the output energy is :
  • A
    more than input energy
  • ✓
    equal to input energy
  • C
    less than input energy
  • D
    infinite compared to input energy
Answer
Correct option: B.
equal to input energy
B
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MCQ 31 Mark
Which of the following do not belong to the same class ?
  • A
    inclined plane
  • B
    wedge
  • ✓
    pulley
  • D
    screw
Answer
Correct option: C.
pulley
C
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MCQ 41 Mark
Which of the following do not belong to the same class ?
  • A
    Lever
  • B
    Pulley
  • ✓
    Inclined plane
  • D
    Wheel and axle
Answer
Correct option: C.
Inclined plane
C
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MCQ - PHYSICS STD 6 Questions - Vidyadip