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Measurement of Tree Volume Quiz
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Measurement of Tree Volume Quiz

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Questions and Answers

Which formula is the most accurate for calculating the volume of frustums of neiloid, paraboloid, and cone?

  • Newton's formula (correct)
  • Smalian's formula
  • Huber's formula
  • None of the above
  • Why is Newton's formula not widely used in practice for calculating the volume of logs?

  • It necessitates the measurement of the mid-diameter of logs when they are stacked.
  • It is difficult to apply when the logs are stacked and the mid-diameter cannot be measured. (correct)
  • It overestimates the volume of frustums of cylinders and paraboloids.
  • None of the above
  • Which formula overcomes the difficulty of measuring the mid-diameter of logs when they are stacked?

  • Smalian's formula (correct)
  • Newton's formula
  • Huber's formula
  • None of the above
  • What does Smalian's formula give volumes of with absolute accuracy?

    <p>Frustums of cylinders and paraboloids</p> Signup and view all the answers

    What type of error does Smalian's formula introduce when calculating the volume of frustums?

    <p>Positive error</p> Signup and view all the answers

    Which formula requires the measurement of mid-cross-sectional area?

    <p>Huber's formula</p> Signup and view all the answers

    What is left as a separate log if the end section is more than 1.5 m in length?

    <p>The entire end section</p> Signup and view all the answers

    What portion of a tree corresponds to a frustum of a cone if uncut?

    <p>Top portion</p> Signup and view all the answers

    What portion does the middle portion of a tree correspond to?

    <p>Frustum of paraboloid</p> Signup and view all the answers

    Which formula is easier to apply as compared to Huber's or Newton's formula?

    <p>Smalian’s formula</p> Signup and view all the answers

    What is the ultimate object of all mensurational activity in forest?

    <p>To estimate the volume of trees</p> Signup and view all the answers

    What is the traditional measure of wood quantity in forests?

    <p>Volume</p> Signup and view all the answers

    When can the volume of trees be calculated?

    <p>Both after the tree has been felled and when it is standing</p> Signup and view all the answers

    What does the volume of felled trees consist of?

    <p>Stem wood, branch wood, and root wood</p> Signup and view all the answers

    Why is it usual to cut the tree into logs?

    <p>To make transportation easier</p> Signup and view all the answers

    What affects the length of a log when cutting a tree into logs?

    <p>The rate of taper and market requirements</p> Signup and view all the answers

    What determines the sawn volume that can be taken out of a log?

    <p>The diameter at the thin end of the log</p> Signup and view all the answers

    In certain cases, why are longer lengths of logs cut inspite of decrease in the converted volume?

    <p>To increase profit due to market demand for longer timber</p> Signup and view all the answers

    What generally transports much longer logs than trucks can do?

    <p>Carts</p> Signup and view all the answers

    What affects the length of a log when truck transport is to be adopted?

    <p>The mode of transport</p> Signup and view all the answers

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