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9th Grade > Physics

MATTER PROPERTIES PHYSICS MCQs

Total Questions : 90 | Page 8 of 9 pages
Question 71. At sea level the atmospheric pressure is equal to
  1.    1 Pa
  2.    1000 Pa
  3.    101, 300 Pa
  4.    2000 Pa
 Discuss Question
Answer: Option C. -> 101, 300 Pa
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 72. The density of 500 g of stone when its volume is 200 cm-3 is
  1.    2.5 g cm-3
  2.    2.3 g cm-3
  3.    2.5 g cm-2
  4.    2.6 g cm-3
 Discuss Question
Answer: Option A. -> 2.5 g cm-3
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 73. If the weight of an object is equal or less than the up thrust acting on it then the object would
  1.    balance
  2.    equal
  3.    float
  4.    sink
 Discuss Question
Answer: Option C. -> float
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 74. Pressure is a
  1.    vector quantity
  2.    scalar quantity
  3.    base quantity
  4.    all of above
 Discuss Question
Answer: Option B. -> scalar quantity
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 75. The body is said to be elastic if it
  1.    returns to original shape after applying pressure
  2.    doesn't return to original shape after applying pressure
  3.    density is equal to pressure applied
  4.    none of above
 Discuss Question
Answer: Option A. -> returns to original shape after applying pressure
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 76. The force acting on unit area of the surface of a body is called
  1.    stress
  2.    strain
  3.    density
  4.    elasticity
 Discuss Question
Answer: Option A. -> stress
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 77. A wooden cube measuring 40cm×10cm×5cm has a mass 850 g. Its density would be
  1.    450 kgm-3
  2.    425 kgm-3
  3.    525 kgm-3
  4.    480 kgm-3
 Discuss Question
Answer: Option B. -> 425 kgm-3
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 78. The state of matter in which a gas occurs in its ionic state is known as
  1.    solids
  2.    liquid
  3.    gas
  4.    plasma
 Discuss Question
Answer: Option D. -> plasma
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 79. The fourth state of matter is called
  1.    solids
  2.    gasses
  3.    plasma
  4.    liquids
 Discuss Question
Answer: Option C. -> plasma
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 80. If the weight of an object is greater than the up thrust acting on it then the object would
  1.    balance
  2.    equal
  3.    float
  4.    sink
 Discuss Question
Answer: Option D. -> sink
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!

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