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WHat is the uncertainty in a metre rule? - Physics Forums
May 30, 2012 · The ruler should be placed casually so both readings fall randomly within the interior of the ruler (so both readings are greater than 0). Then the measures are read. This gives you two proper measured values, each of which will …
Where is a meter on a ruler? - Answers
Sep 21, 2023 · Neither a standard ruler (1 foot) nor a yardstick (1 yard = 3 feet) can indicate a meter, because a meter is slightly longer than a yard, about 39.36 inches. The 30 metric increments marked on ...
Momentsand Forces acting on a ruler - Physics Forums
Nov 15, 2006 · "A meter ruler of weight 1.0N is pivoted on a nail passing through a hole drilled at the 10cm mark. A weight of 3.0N is suspended at the 30cm mark. A Newton meter supports the ruler at the 90cm mark so that it is horizontal. a) use the principle of moments to calculate the magnitude of force T needed to keep the ruler horizontal. b)the Newton ...
Sensitivity and Uncertainty in measurements - Physics Forums
Jan 27, 2013 · In practice, you can use a standard meter ruler to 0.5mm accuracy for ±0.25mm uncertainty. If you rounded the reading to the nearest actual marking on the scale, then the uncertainty you are introducing is bigger ±0.5mm would be a common estimation. What you want to do is figure what the distribution of a large number of measurements would be ...
How much does a meter ruler weigh? - Answers
Jun 3, 2024 · A typical plastic ruler weighs around 0.3 to 0.5 ounces, while a wooden ruler may weigh slightly more, around 0.5 to 1 ounce. How much does a cubic meter of quartz weigh? 1201 Kg
How many 12 inch rulers are in a meter? - Answers
Nov 21, 2024 · Well, honey, a meter is about 39.37 inches long. So, if you divide that by 12 inches (the length of a ruler), you get roughly 3.28 rulers in a meter.
How many rulers equal one meter? - Answers
Aug 9, 2023 · How many 12 inch rulers are in a meter? Well, honey, a meter is about 39.37 inches long. So, if you divide that by 12 inches (the length of a ruler), you get roughly 3.28 rulers in a meter.
Can you show me on a ruler how long a centermeter is?
Jun 29, 2024 · To show 0.13 meters on a centimeter ruler, you would convert meters to centimeters, as there are 100 centimeters in a meter. 0.13 meters = 13 centimeters. Locate the 13 cm mark on the ruler to ...
What are the precautions when using a meter rule? - Answers
May 27, 2024 · The smallest division on a meter rule, also known as a meter stick, is typically 1 millimeter (mm). This means that each small line or marking on the meter rule represents a distance of 1 mm.
Principle of Moments: Balancing a Meter Rule - Physics Forums
Apr 21, 2010 · Homework Statement A metre rule is balanced at the 50 cm mark. If a mass of 5kg is placed 40 cm from the pivot at one end, what mass must be placed 30 cm from the pivot on the other end to balance the rule? Homework Equations M1 * G * …