Precision, Accuracy, and Error Propagation MCQs

Prepare for Precision, Accuracy, and Error Propagation MCQs with verified questions, past-paper solutions, and conceptual explanations for CSS, PMS, FPSC, PPSC, and NTS examinations.

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16 MCQs Page 2

Topic Notes: Precision, Accuracy, and Error Propagation

These notes summarize the key preparation context before you attempt the MCQs. Review the topic focus, then practice the questions below with answers and explanations.

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Master Precision, Accuracy, and Error Propagation MCQs for Competitive Exams with our comprehensive, verified question bank. Designed for students and competitive exam aspirants across Pakistan, this study resource provides topic-wise practice questions for CSS, PMS, FPSC, PPSC, SPSC, KPPSC, BPSC, NTS, and university entry tests.

Exam Focus
Aligned with FPSC, PPSC, and CSS syllabus criteria for Precision, Accuracy, and Error Propagation.
Past Papers
Includes frequently repeated questions from past examinations.
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Preparation Guide & Key Focus Areas for Precision, Accuracy, and Error Propagation MCQs

When preparing for Precision, Accuracy, and Error Propagation MCQs (Physics), focus on core definitions, historical timelines, relevant provisions, and commonly tested factual points. Review each question below, test your knowledge against the given options, and inspect the detailed explanation to solidify your understanding.

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11
The relative density of a material is found by weighing it first in air and then in water. If the weight of the body in air is 10.0 ± 0.1 N and weight in water is 5.0 ± 0.1 N, then the maximum permissible percentage error in relative density is
12
The specific resistance p of a circular wire of radius r, resistance R and length l is given by p = (formula). Given: r = 0.24 ± 0.02 cm, R = 30 ± 1 and l = 4.80 ± 0.01 cm. The percentage error in p is nearly
13
The density of a cube is measured by measuring its mass and the length of its side. If the maximum error in the measurement of mass and length are 3% and 2%, the maximum error in the measurement of density is
14
The radius of the sphere is (4.3 ± 0.1) cm. The percentage error in its volume is
15
Error in the measurement of radius of a sphere is 1%. Then error in the measurement of volume is
16
An object of density 12 g cm^-3 is weighed with brass weights of density 8 g cm^-3 by a physical balance. If the density of air is 1.2 × 10^-3 g cm^-3, then the percentage error in weighing is