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Measurement PHYSICS - Measurement

ICSE - STD 9 - PHYSICS (ICSE - English Medium). 189 questions in this chapter.

Question types

Measurement question types

189 questions across 7 question groups — pick any mix to generate a PHYSICS paper with step-by-step answer keys.

189
Questions
7
Question groups
5
Question types
Sample Questions

Measurement questions

One sample from each question group in this chapter. Select any group above to see the full set with answer keys.

Q 1MCQ1 Mark
Which of the following measurement is most accurate?
  • ✓
    $3000\ g$
  • B
    $3.0\ kg$
  • C
    $3.00\ kg$
  • D
    $3 \ kg$

Answer: A.

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Q 2MCQ1 Mark
Moon has no atmosphere and acceleration due to gravity at its surface is one-sixth that at the earth's surface. When a pendulum is taken from earth to moon surface, its time period will:
  • ✓
    Increase
  • B
    decrease
  • C
    Not change
  • D
    becomes infinite.

Answer: A.

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Q 3MCQ1 Mark
A person sitting on a swing stands up. The time period of swing:
  • A
    Increases
  • ✓
    decreases
  • C
    Does not change
  • D
    become zero

Answer: B.

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Q 4MCQ1 Mark
Which of the following is not a unit of distance?
  • ✓
    Leap year
  • B
    parsec
  • C
    light year
  • D
    Angstrom

Answer: A.

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Q 14[2 Mark Question Answer]2 Marks
If the $47^{\text {th }}$ division of the circular scale coincides with the zero of the main scale of a screw gauge of least count $0.01$ mm and having $50$ circular divisions, what is it's zero error?
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Q 18[3 Mark Question Answer]3 Marks
An alloy is made by mixing $540 g$ of copper of density $9 g cm ^{-3}$ with 240 g of iron of density $8 g cm ^{-3}$. Find the density of the alloy assuming that the volume of each metal does not change during mixing.
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Q 20[5 Mark Question Answer]5 Marks
In an experiment of a simple pendulum, time for $20$ oscillations of the pendulum of a given length is measured and recorded as $40\ s, 41\ s, 42\ s, 39\ s,$ and $38\ s.$ Find the absolute error in each measurement.
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Q 24[5 Mark Question Answer]5 Marks
A graph plotted by taking $T ^2$ on the Y -axis and L on the X -axis in an experiment of a simple pendulum is a straight line. What relationship between $T ^2$ and I , does this graph represent?
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