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Concept explainers
(a)
To Solve: The given expression.
(a)
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Answer to Problem 12SSC
Explanation of Solution
Given:
Calculations:
To determine the significant figure in subtraction, the result must have the exact number of significant figures like the measured value with the least number of significant figures.
The least number of significant figures is 3. Thus, answer up to three correct significant digits is:
Conclusion:
Thus, the result is
(b)
To Solve: The given expression.
(b)
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Answer to Problem 12SSC
Explanation of Solution
Given:
Calculations:
To determine the significant figure in subtraction, the result must have the exact number of significant figures like the measured value with the least number of significant figures.
The least number of significant figures is 3. Thus, answer up to three correct significant digits is:
Conclusion:
Thus, the result is
(c)
To Solve: The given expression.
(c)
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Answer to Problem 12SSC
Explanation of Solution
Given:
Calculations:
To determine the significant figure in multiplication, the result must have the exact number of significant figures like the measured value with the least number of significant figures.
The least number of significant figures is 2. Thus, answer up to three correct significant digits is:
Conclusion:
Thus, the result is
(d)
To Solve: The given expression.
(d)
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Answer to Problem 12SSC
Explanation of Solution
Given:
Calculations:
To determine the significant figure in division, the result must have the exact number of significant figures like the measured value with the least number of significant figures.
The least number of significant figures is 3. Thus, answer up to three correct significant digits is:
Conclusion:
Thus, the result is
(e)
To Solve: The given expression.
(e)
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Answer to Problem 12SSC
Explanation of Solution
Given:
Calculations:
To determine the significant figure in addition, the result must have the exact number of significant figures like the measured value with the least number of significant figures.
Convert m to cm.
The least number of significant figures is 2. Thus, answer up to three correct significant digits is:
Conclusion:
Thus, the result is
(f)
To Solve: The given expression.
(f)
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Answer to Problem 12SSC
Explanation of Solution
Given:
Calculations:
To determine the significant figure in addition, the result must have the exact number of significant figures like the measured value with the least number of significant figures.
Convert m to cm and km to cm
The least number of significant figures is 3. Thus, answer up to three correct significant digits is:
Conclusion:
Thus, the result is
Chapter 1 Solutions
Glencoe Physics: Principles and Problems, Student Edition
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