GATE Civil Engineering (CE) 2019 Shift 1 Solved Paper

Question : 20 of 65

Marks: +1, -0

A catchment may be idealised as a rectangle. There are three rain gauges located inside the catchment at arbitrary locations. The average precipitation over the catchment is estimated by two methods: (i) Arithmetic mean

( {P}_{ {A}})

and (ii) Thiessen polygon

( {P}_{ {T}}) .

Which of the following statements is correct?

${P}_{ {A}}$ is always smaller than ${P}_{ {T}}$
There is no definite relationship between $P_{A}$ and $P_{T}$
${P}_{ {A}}$ is always equal to ${P}_{ {T}}$
${P}_{ {A}}$ is always greater than ${P}_{ {T}}$

Validate

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