Mining Engineering
2019 · Paper 1
Take it one question at a time. Try an answer, then check your understanding.
Complete GATE MN 2019 Paper 1 overview, original pages and practice · Timed previous-paper practice
Questions 31–33 of 65. Imported answers require review unless explicitly marked reviewed.
Question 21
Open questionMNNAT1 markNeeds review
For a function
,
and
. Ignoring all higher order terms in Taylor series, the value of the function at
(rounded off to two decimal places) is __________.Log in to check the answer
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Proximate analysis of a coal sample gives 2.46% moisture, 25.73% volatile matter, and 42.89% ash. The volatile matter of the coal sample, in percentage, on dry ash free (daf) basis (rounded off to two decimal places) is __________.
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Open questionMNNAT1 markNeeds review
A coarse sand aquifer has porosity 20% and hydraulic conductivity
m/s. If the hydraulic gradient is 0.00423 (m/m), then the average linear velocity of the groundwater in mm/s, (rounded off to three decimal places) is __________.Log in to check the answer
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