Physics · JEE

Least count, significant figures, Errors in measurements MCQs for JEE

12+ syllabus-aligned questions available

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Least count, significant figures, Errors in measurements JEE MCQs on Goodmarks include 12+ multiple-choice questions with correct answers and step-by-step solutions. Attempt free samples below or unlock the full bank with Pro.

Master Least count, significant figures, Errors in measurements through exam-style multiple-choice questions. This page features 12+ JEE MCQs covering Least count, significant figures, Errors in measurements, each with verified answers and clear explanations.

Syllabus context

Part of Units and Measurements in JEE Main Physics.

Free sample questions

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Q1PhysicsUnit 1: Units and Measurements

The mass of a box measured by a grocer's balance is 2.3 kg. Two gold pieces of masses 20.15 g and 20.17 g are added to the box. The total mass of the box is:

Q2PhysicsUnit 1: Units and Measurements

The mass of a ball is

1.76 k g .

The mass of 25 such balls is

Q3PhysicsUnit 1: Units and Measurements

A cube has a side of length

2.342 m

. The surface area and volume in correct significant figures are respectively:

Q4PhysicsUnit 1: Units and Measurements

The radius of a sphere is measured to be

(4.0+2.0) \mathrm{cm}

the maximum percentage error in the measurement of the volume of the sphere is

Q5PhysicsUnit 1: Units and Measurements

Two students

P

and

Q

perform an experiment to verify Ohm's law for a conductor with resistance R. They use a current source and a voltmeter with least counts of

0.1 \mathrm{mA}

and

0.1 \mathrm{mV}

respectively. The plots of the variation of voltage drop(V) across R with current(i) for both are shown. the statement which is most likely to be correct is?

Q6PhysicsUnit 1: Units and Measurements

The accuracy in the measurement of the diameter of hydrogen atom measured as

1.06 \times 10^{-10} \mathrm{m}

is :

Q7PhysicsUnit 1: Units and Measurements

Three measurement are made as

18.425 \mathrm{cm} 7.21 \mathrm{cm}

and

5.0 \mathrm{cm} .

The addition should be written as then:

Q8PhysicsUnit 1: Units and Measurements

Chlorine has

_{\text {一一一一一一詔 }}

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Frequently asked questions

What type of Least count, significant figures, Errors in measurements MCQs appear in JEE?

JEE Main tests Least count, significant figures, Errors in measurements through conceptual and numerical MCQs. Goodmarks mirrors this format with four-option questions and detailed solutions.

How many MCQs should I solve for Least count, significant figures, Errors in measurements?

Aim for at least 50–100 MCQs per subtopic. Goodmarks has 12+ questions for Least count, significant figures, Errors in measurements to build speed and accuracy.

Are solutions provided for every MCQ?

Yes. Each MCQ shows the correct option, final answer, and a step-by-step explanation after you submit.

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