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Introduction-to-Surveying

The length of a survey line was measured with a 20 m chain and was found to be equal to 1200 m. If length again measured with 25 m chain it is 1212 m. On comparing 20 m chain with test gauge, it was found to be 1 decimeter too long. Find actual length of 25 m chain used.


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The length of a line measured with a 20 m chain was found to be 250 m. Calculate the true length of the line if the chain was 10 cm too long.

The length of a survey line was measured with a 20 m chain and was found to be equal to 1200 m. If length again measured with 25 m chain it is 1212 m. On comparing 20 m chain with test gauge, it was found to be 1 decimeter too long. Find actual length of 25 m chain used.

A surveyor measured the distance between two points on the plan drawn to a scale of 1 cm is equal 40 m and the result was 468 m. But, actual scale is 1 cm = 20 m. Find the true distance between the two points.

The length of a survey line was measured with a 20 m chain and was found to be equal to 1200 m. If the length again measured with 25 m chain it is 1212 m. On comparing the 20 m chain with the test gauge

it was found to be 1 decimeter too long. Find the actual length of 25 m chain used.

Introduction to Surveying

Surveying