JEE Main & Advanced Physics Mathematical Tools, Units & Dimensions Question Bank

done Numerical Value Type Questions - Unit and Dimension Total Questions - 7

• question_answer1)
  In the dimensional analysis of equation\[{{\left( velocity \right)}^{x}}=\]\[{{\left( pressure\,difference \right)}^{3/2}}\times {{\left( density \right)}^{-3/2}}\]. The value of x comes out to be equals to
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• question_answer2)
  The order of magnitude of 0.00701 is:
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• question_answer3)
  The order of magnitude of 379 is :
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• question_answer4)
  The radius of the circle is stated as 2.12 cm. Its area should be written as- (in \[c{{m}^{2}}\])
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• question_answer5)
  The significant digits in 200.40 are-
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• question_answer6)
  No. of significant figures in 5.604 are:
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• question_answer7)
  The density of a sphere is measured by measuring the mass and diameter. If it is known that the maximum percentage errors in the measurement are 2% and 3% then what is the maximum percentage error in the measurement of density.
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