Question

A rod of length L is measured through three different instruments A, B and C. The reading of the instruments are 10.1 cm, 10.12 cm and 10.125 cm respectively. Then which one is most precise​

Answer 1

Answer:

C

Explanation:

since instrument C give the answer up to most decimal places it is considered as the most precised one

Answer 2

Answer:

Instrument C is the most precise.

Explanation:

What is Precision?

Precision in simple words is the exactness of the quantity. The precision of a number is referred to as the number of digits used to express a value. It refers to the number of decimal digits in a value.

How to find an instrument with the most precision?

An instrument is said to be the most precise if the measured value of that instrument has a higher number of decimal digits compared to other instruments.

Given:

A rod of length L is measured using 3 instruments A, B, and C

The reading of A is 10.1 cm

The reading of B is 10.12 cm

The reading of C is 10.125 cm

Here, we can see that 10.125 is the highest value with the most number of decimal digits. So, instrument C is the most precise compared to other instruments.

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