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PHYSICS CH 1 Measurement Science - PHYSICS CH 1 Measurement

Tamil Nadu Board - STD 9 - Science (Tamil - English Medium). 160 questions in this chapter.

Question types

PHYSICS CH 1 Measurement question types

160 questions across 10 question groups — pick any mix to generate a Science paper with step-by-step answer keys.

160
Questions
10
Question groups
5
Question types
Sample Questions

PHYSICS CH 1 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
Distance between Chennai and Kanyakumari can be found in
  • ✓
    Kilometres
  • B
    Metres
  • C
    Centimetres
  • D
    Millimetres.

Answer: A.

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Q 2MCQ1 Mark
An instrument that is used to measure the diameter of a cricket ball is ………………….
  • ✓
    Screw gauge
  • B
    Meter scale
  • C
    Vernier caliper .
  • D
    Spring balance

Answer: A.

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Q 3MCQ1 Mark
Units named after scientists …………………..
  • ✓
    lowercase
  • B
    upper case
  • C
    both (a) and (b)
  • D
    neither (a) or (b)

Answer: A.

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Q 5MCQ1 Mark
If no object is placed on the hook, then the pointer of the spring balance reads ………………….
  • A
    3
  • B
    2
  • C
    1
  • ✓
    0

Answer: D.

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Q 6Assertion (A) & Reason (B) MCQ1 Mark
Assertion (A) : The skill of estimation is important for all of us in our daily life.
Reason (R) : The skill of estimation reduces our consumption of time.
a) Both A and R are true but R is not the correct reason.
b) Both A and R are true and R is the correct reason.
c) A is true but R is false. ,
d) A is false but R is true.
  • A
    Both A and R are true but R is not the correct reason.
  • ✓
    Both A and R are true and R is the correct reason.
  • C
    A is true but R is false.
  • D
    A is false but R is true.

Answer: B.

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Q 7Assertion (A) & Reason (B) MCQ1 Mark
Assertion (A) : The SI system of units is the improved system of units for measurement.
Reason (R) : The SI unit of mass is kilogram.
(a) Both A and R are true but R is not the correct reason.
(b) Both A and R are true and R is the correct reason.
(c) A is true but R is false.
(d) A is false but R is true.
  • A
    Both A and R are true but R is not the correct reason.
  • ✓
    Both A and R are true and R is the correct reason.
  • C
    A is true but R is false.
  • D
    A is false but R is true.

Answer: B.

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Q 8Assertion (A) & Reason (B) MCQ1 Mark
Assertion (A) : Mass, Length and Time are fundamental physical quantities.
Reason (R) : They are independent of each other.
(a) Both A and R are true but R is not the correct explanation of A.
(b) Both A and R are true and R is the correct explanation of A.
(c) A is true but R is false.
(d) A is false but R is true.
  • A
    Both A and R are true but R is not the correct explanation of A.
  • ✓
    Both A and R are true and R is the correct explanation of A.
  • C
    A is true but R is false.
  • D
    A is false but R is true.

Answer: B.

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Q 9Assertion (A) & Reason (B) MCQ1 Mark
Assertion (A) : Density is a derived physical quantity
Reason (R) : Density cannot be derived from the fundamental physical quantities.
(a) Both A and R are true but R is not the correct explanation of A.
(b) Both A and R are true and,R-is the correct explanation of A.
(c) A is true but R is false. .
(d) A is false but R is true.
  • A
    Both A and R are true but R is not the correct explanation of A.
  • B
    Both A and R are true and R is the correct explanation of A.
  • ✓
    A is true but R is false.
  • D
    A is false but R is true.

Answer: C.

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Q 10Assertion (A) & Reason (B) MCQ1 Mark
Assertion (A) : Light year and wave length both measure distance
Reason (R) : Both have dimensions of time.
(a) Both A and R are true but R is not the correct explanation of A.
(b) Both A and R are true and R is the correct explanation of A.
(c) A is true but R is false.
(d) A is false but R is true.
  • A
    Both A and R are true but R is not the correct explanation of A.
  • B
    Both A and R are true and R is the correct explanation of A.
  • ✓
    A is true but R is false.
  • D
    A is false but R is true.

Answer: C.

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