APPSC Metallurgical Engineering 14 March 2020 Question Paper with Answers Key

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APPSC Metallurgical Engineering 14 March 2020 Question paper with Answers Key- APPSC conducted Lecturers in Government Polytechnic Colleges (Engineering and Non-Engineering) in A.P Technical Education Service exam on 14 March 2020 FN from 10.00 AM to 12.30 PM. Here we are providing some of the questions asked in APPSC Metallurgical Engineering Paper.

Gnerally fine grained rocks are have?

High porosity and low permeability

The length of a Hokuriku tunnel is?

13.87 km

Water that has been out of contact with atmosphere are called?

Connate water

Equation of saline water Intrusion was first derived by?

Ghyben – Herzberg

Which method is most suitable for ground water exploration?

Electric resistivity method

Which method is most suitable for maintain seawater gradient?

Modification of Pumping

The uniaxial compressive strength of Dolerites is?

1500-3500 kg/cm²

Materials used for bituminous soil stabilization are?

Asphalt and Oil

The crushing strength of quartzite is?

2500-kg/cm²

The most disastrous earthquake occurred in Assam in the year?

1897

APPSC Metallurgical Engineering 14 March 2020 Paper

A Scintillation counter is used for?

Radiometric survey

The velocity of P wave is high in?

Granite

Natural gramma-ray log exhibits a high response from?

Shale

Horizontal tunnels through a water bearing formation are?

Galleries

Falling of pieces shortly after exposure is classified as?

The raveling ground

The percentage of hydrogen in crude oil by weight is?

11 – 15%

Most of the Organic reefs oil pools occurs in?

North America

……… is called as Brannerite?

Uranium Titanate

Teritiary Coalfields in India belong to?

Oligocene to upper Eocene

Giridih coalfield is the area of?

Karhabharai formation

Which acts as cap rock in Kadi formation?

Cambay shale

Metallurgical Engineering

APPSC Metallurgical Engineering 14 March 2020 Questions and answers

Ocimum homblei is a universal plant indicator for?

Copper

A coustic impedance is applicable to?

Seismic method

The native mineral which belongs to hypogene class is?

Copper

Lead and Zinc deposits as zawar occur in?

Dolomite

Anumpalli kimberlite is located in?

Andhra Pradesh

The term xenothermal introduced by?

Bateman

Endogenetic deposits are formed as?

Fumarolic deposits

Pseudomorphs are very common in ………. Deposits?

Replacement

Siderolitic texture is typically associated with?

Hydrothermal deposits

Native mineral millerite is formed during?

Metamorphism

APPSC Metallurgical Engineering 14 March 2020 paper with Key

In khetri, copper occurs as?

chalcopyrite

Pyrosomatic deposits are formed by?

Contact metasomatism

Comb structure is typical of?

Stock word deposit

Magnasite is used as eaw material for?

Sorrel cement

The chief ore of lead is?

Cerussite

The uranium deposits of jaduguda are of?

Magmatic origin

Which is the source of lithium element?

Lepidolite

One of the top principle copper produces of the world is?

USA

Richest chromite in India are at?

Odisha

A rich streak of the ores of gold and silver is termed as?

Bonanza

APPSC Metallurgical Engineering Answers Key 14 March 2020

…….. is called as sodium Mica?

Paragonite

Stishovite exhibits?

Tetragonal Structure

The correct order in terms of decreasing particle size is?

Boulder, cobble, pebble

Which air Pollutant corrodes the material?

SO2

Nitrogen in the atmosphere constitutes about?

78.09%

Silicates having independent tetrahedral are?

neosilicates

Green house affect due to the Presence of dominant?

CO2 and water vapour

Spirally moving tropical stroms are known as?

Hurricanes

Fission of 1000g of U235 Produce …….. of radioactive waste?

899g

The water (prevention & Control of pollution) act was passed in the year?

1974

APPSC Metallurgical Engineering 14 March 2020 Full Question Paper & Key

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