PRIME'S ELEMENTS IN PIPE : CHAPTER 10 VARIABLE LOAD PROBLEMS & ENVIRONMENTAL ENGINEERING

The maximum continuous power available from a hydro - electric plant under the most adverse hydraulic conditions is called _________.

A. Base power

B. Firm power

C. Primary power

D. Secondary power

B. Firm power

The area under load curve divided by maximum demand represents:

A. Load factor

B. Connected load

C. Average load

D. Diversity factor

D. Diversity factor

What is the reverse capacity of a plant?

A. Maximum demand - average demand

B. Plant capacity - maximum demand

C. Plant capacity - average demand

D. Plant capacity x (1 - load factor)

B. Plant capacity - maximum demand

Load curve refers to the plot of:

A. Load versus generating capacity

B. Load versus current

C. Coad versus time

D. Load versus cost power

C. Coad versus time

The ratio of maximum load to the rated plant capacity is called _________.

A. Load factor

B. utilization factor

C. maximum load factor

D. capacity

B. utilization factor

Past ME Board Question

Peak load for a period of time divided by installed capacity is:

A. capacity factor

B. demand factor

C. utilization factor

D. load factor

C. utilization factor

Past ME Board Question

The ratio of the sum of individual maximum demand of the system to the maximum demand of the whole system is:

A. diversity factor

B. utilization factor

C. power factor

D. demand factor

A. diversity factor

Past ME Board Question

The ratio between the actual power and the apparent power in any circuit is known as the ________ of that circuit.

A. Measured power

B. Capacity

C. Power

D. KVAR

C. Power

Past ME Board Question

The ratio of maximum load to the rated plant capacity.

A. Load factor

B. Utilization factor

C. Maximum load factor

D. Capacity factor

B. Utilization factor

Past ME Board Question

The ratio of the average load to the peak load over a designated period of time is called

A. Load factor

B. Reactive factor

C. Diversity factor

D. Plant use factor

A. Load factor

Past ME Board Question

The ratio of the sum of individual maximum demands of the system to the overall maximum demand of the whole system.

A. Demand factor

B. Diversity factor

C. Power

D. Utilization factor

B. Diversity factor

Load curve refers to the plot of:

A. Load versus generating capacity

B. load versus current

C. load versus time

D. load versus cost of power

C. load versus time

Load curve refers to the plot of:

A. Load versus generating capacity

B. load versus current

C. load versus time

D. load versus cost of power

C. load versus time

The ratio of maximum load to the rated plant capacity

A. load factor

B. utilization factor

C. maximum load factor

D. capacity factor

B. utilization factor

The ratio of the average load to the peak load over designed period of time is called _______.

A. load factor

B. reactive factor

C. diversity factor

D. plant use factor

A. load factor

Past ME Board Question

Peak load for a period of time divided by installed capacity is ________.

A. Capacity factor

B. Demand factor

C. Utilization factor

D. Load factor

C. Utilization factor

The area under load curve divided by maximum demand represents

A. Load factor

B. Connected load

C. Average load

D. Diversity factor

C. Average load

Past ME Board Question

The ratio of the sum of individual maximum demands of the system to the overall maximum demand of the whole system.

A. Demand factor

B. Diversity factor

C. Power factor

D. Utilization factor

B. Diversity factor

Past ME Board Question

The ratio of the sum of individual maximum demands of the system to the maximum demands of the whole system is known as ________.

A. Diversity factor

B. Utilization factor

C. Power factor

D. Demand factor

A. Diversity factor

Past ME Board Question

The ratio between the actual power and the apparent power in any circuit is known as the ________ of the circuit.

A. Measured power

B. Capacity

C. Power factor

D. KVAR

C. Power factor

Yeast as raw material for beer making is added to the equipment called:

A. Fermenters

B. Brew kettle

C. Cooler

D. Starting tube

A. Fermenters

A major cause of air pollution resulting from the burning of fuel oil is:

A. Nitrous

B. Hydrogen

C. Sulfur dioxide

D. Silicon

C. Sulfur dioxide

Heavy water is:

A. B₂O

B. H₂O

C. W₂O

D. D₂O

D. D₂O

Scintillation counter are used to detect:

A. Beta rays

B. X - rays

C. Gamma rays

D. All of the above

D. All of the above

All of the following are common types of chemical reactions except

A. Direct combination

B. Fission

C. Decomposition

D. Double replacement

B. Fission

Redox reaction can often be type of:

A. Direct combination

B. Fission

C. Decomposition

D. Double replacement

D. Double replacement

The fact that the amount of slightly solubla gas absorbed in a liquid is proportional to the partial pressure of the gas is known as:

A. Dalton's law

B. Henry's law

C. Raoult's law

D. Boyle's law

B. Henry's law

All of the following pollutants are produced because decaying organic matter except:

A. Ammonia

B. Sulfur dioxide

C. Methane

D. Hydrogen sulfide

B. Sulfur dioxide

The velocity of radiations (v) and the frequency of radiations (f) are related to the wavelength of radiations by:

A. v/f

B. f/v

C. vf

D. v²f

A. v/f

Swimming pool water needs

A. Pre - chlorination

B. Super - chlorination

C. Dual - chlorination

D. De - chlorination

D. De - chlorination

Aeration of water is done for all of the following purposes except for:

A. Removal of CO₂

B. Removal of bad taste

C. Increasing the amount of oxygen in water

D. Removal of temporary hardness

D. Removal of temporary hardness

Which of the following area of work requires lowed noise level?

A. Gymnasiums

B. Library

C. Lecture halls

D. Kitchens

B. Library

Mycotoxins are poisonous chemicals produced by:

A. Bacteria

B. Molds

C. Virus

D. Algae

B. Molds

Turbidity in water is due to:

A. Algae

B. Fungi

C. Organic salts

D. Finally divided particles of clay, silt and organic matter

D. Finally divided particles of clay, silt and organic matter

Per capita consumption of water is generally taken as:

A. 50 - 100 liters

B. 150 - 300 liters

C. 400 - 500 liters

D. 750 - 1000 liters

B. 150 - 300 liters

Which of the following industries have the highest consumption of water for processing?

A. Foundry

B. Automobile industry

C. Paper mill

D. Aluminum industry

C. Paper mill

The ratio activity of water because of stronstium can be removed by:

A. Aeration

B. Alum coagulation

C. Phosphate coagulation

D. Lime

C. Phosphate coagulation

Chemical use for checking the growth of algae in reservoirs is

A. Copper sulfate

B. Alum

C. Bleaching powder

D. Brine

C. Bleaching powder

Which of the following is not pollutant from a sulfuric acid plants?

A. Sulfur dioxide

B. Sulfur trioxide

C. Acid moist

D. Hydrogen sulfide

D. Hydrogen sulfide

Which of the following is a cold cathode lamp?

A. Sodium vapor lamp

B. High pressure mercury vapor lamp

C. Low pressure mercury vapor lamp

D. Neon lamp

D. Neon lamp

Which has an octane rating of more than 100?

A. Gobar gas

B. Methyl alcohol

C. Benzol

D. Ethyl alcohol

C. Benzol

The part per million is identical to:

A. Grains per gallon

B. Pounds per cubic foot

C. Milligrams per kg

D. Tones per acre foot

C. Milligrams per kg

In power plant an electrostatic precipitators is installed between:

A. Forced draft fan and induced draft fan

B. Furnace and chimney

C. Primary air and secondary air

D. Furnace and forced draft fan

B. Furnace and chimney

At present, the number of true elementary particles, which include leptons and quarks, is thought to be:

A. 4

B. 8

C. 10

D. 12

D. 12

The effective size of a target atom that interacts with a moving particle is called its ________.

A. Length

B. Width

C. Cross section

D. Pseudo - area

C. Cross section

Most nuclear particles can react with atoms in several different ways including ________.

A. Absorption

B. Scattering

C. Absorption and scattering

D. Reflection and absorption

C. Absorption and scattering

The operation that produce highest noise level is:

A. Welding

B. Riveting

C. Machining

D. Pressing

B. Riveting

The ratio absorbed by the transfer fluid to the original incident energy striking the collector.

A. Shading factor

B. Collector efficiency

C. Betz coefficient

D. Transmittance

B. Collector efficiency

A swinging support constructed as part of the vessel and that supports the manway cover when it is unbolted and moved aside.

A. Davit

B. Handhole

C. Nozzle neck

D. Manway arm

A. Davit

Is the subjective method in which the smoke density is visually compared to the five standardized white-black grids.

A. Ringelman scale

B. Dalton scale

C. Smoke spot scale

D. Dew point scale

A. Ringelman scale

The ratio of fugacity at actual conditions to the fugacity at some reference state is known as:

A. Compressibility

B. Activity

C. Gravimetric coefficient

D. Saturation

B. Activity

A type of polymer used for detergents, milk bottles, oil containers and toys.

A. Polyvinyl chloride ( PVC)

B. Polystyrene (PS)

C. High density polyethelene (HDPE)

D. Polypropylene (PP)

C. High density polyethelene (HDPE)

A type of polymer used for grocery bags and food wraps.

A. Polyvinyl chloride ( PVC)

B. Polystyrene (PS)

C. Low density polyethelene (HDPE)

D. Polypropylene (PP)

C. Low density polyethelene (HDPE)

A radioactive gas produced from the decay of radium within the rocks beneath building.

A. Spills

B. Radon

C. Smoke

D. Smog

B. Radon

Consist of ground - level ozone and peroxyacyl nitrates (PAN).

A. Smog

B. Spills

C. Sulfur oxide

D. Smoke

A. Smog

A term used to mean the corrective steps taken to return the environment to its original condition.

A. Stabilization

B. Remediation

C. Greenhouse effect

D. Opacity

B. Remediation

The burning of low - sulfur fuel is known as:

A. Fuel switching

B. Fuel adding

C. Fuel binding

D. Fuel swapping

A. Fuel switching

The removal of particulate matter from a gas flow by exposing the flow to a liquid or slurry is known as:

A. Stripping

B. Spraying

C. Scrubbing

D. Absorption

C. Scrubbing

The drop in a solvent's vapor pressure and the increase in mole fraction as solute is added is described by:

A. Dalton's law

B. Henry's law

C. Raoult's law

D. Boyle's law

C. Raoult's law

All of the following statements are characteristics of bases except _______.

A. They conduct electricity in aqueous solutions

B. They turn red litmus paper blue

C. They have a pH between 0 and 7

D. They neutralize acid forming salts and water

C. They have a pH between 0 and 7

All of the following statements about conjugate acids and bases are true except ________.

A. A conjugate acids results when a base accept a protons

B. A conjugate base results when a base accepts a protos

C. Strong acids tend to give weak conjugate bases

D. The Bronsted - lowry theory defines bases as protons accepetors

B. A conjugate base results when a base accepts a protos

Are any solid particulate matter that becomes airbone, with the exception of particulate matter emitted from the exhaust stack of a combustion process.

A. Dusts or fugitive dusts

B. Dioxin

C. Fugitive emissions

D. CFCs

A. Dusts or fugitive dusts

Equipment leaks from plant equipments are known as ________.

A. Fugitive leaks

B. Fugitive dusts

C. Fugitive exhausts

D. Fugitive emissions

D. Fugitive emissions

What is a substance that absorbs or retains moisture?

A. Surface acting agent

B. Dry ultra-fine coal

C. Fossil fuel

D. Humectant

D. Humectant

Is a soluble compound that reduces a liquid's surface tension or reduces the interfacial tension between a liquid and a solid.

A. Surface - acting agent or surfactant

B. Humectant

C. Oxygenated

D. CKC

A. Surface - acting agent or surfactant

A material or substance that is accidentally or intentionally introduced to the environment in a quality that exceeds what occurs naturally.

A. Waste

B. Sludge

C. Pollutant

D. Biosolids

C. Pollutant

Refers to organic waste produced from biological waterwaste treatment processes.

A. Toxic waste

B. Biosolids

C. Extrinsic waste

D. Process waste

B. Biosolids

A rule which states that any solid waste mixed with hazardous waste becomes hazardous.

A. The mixture rule

B. The derived from rule

C. The environmental rule

D. The hazard rule

A. The mixture rule

A rule which states that any waste derived from the treatment of a hazardous waste remains hazardous waste.

A. The mixture rule

B. The treatment rule

C. The derived from rule

D. The hazard rule

C. The derived from rule

Generally refers to sulfur trioxide SO₃ in the flue gas.

A. Acid rain

B. Acid gas

C. Hydrochloric acids

D. Stack gas

B. Acid gas

What consists of weak solutions of sulfuric, hydrochloric, and to a lesser extent, nitric acids?

A. Stack gas

B. Acid rain

C. Acid compound

D. Pollutant

B. Acid rain

A fibrous silicate mineral material that is inert, strong and incombustible.

A. Fiberglass

B. Plastic

C. Rubber

D. Asbestos

D. Asbestos

An insulator with superior tensile strength but low heat resistance.

A. Rubber

B. Plastic

C. Fiberglass

D. Asbestos

C. Fiberglass

Are highly concentrated liquid wastes produced in landfills.

A. Aerosols

B. Leachates

C. Nitrogen dioxide

D. Urea

B. Leachates

What is the primary cause of smog formation?

A. Toxins

B. Dioxins

C. Oxidants

D. Nitrogen oxides

D. Nitrogen oxides

Is a water soluble organic compound prepared from ammonia. It has significant biological and industrial usefulness.

A. Urea or carbamide urea

B. Nitrite

C. Chlorinated organics

D. Oxidants

A. Urea or carbamide urea

Are by products of reaction between combustion products.

A. Photochemical

B. Oxidants

C. Organics

D. Sediments

B. Oxidants

"Particulate matter" is defined as all particles that are emitted by a combustion source. What is another term for particulate matter?

A. Dust

B. Aerosol

C. Biosolids

D. Sediments

B. Aerosol

Are organic compounds manufactured in oily liquid and solid forms through the late 1970s and subsequently prohibited.

A. Polychlorinated biphenyls (PCBs)

B. Polyvinyl chloride (PVC)

C. Trihalomethanes

D. Plastic

A. Polychlorinated biphenyls (PCBs)

A type of polymer used for styrofoam cups and "clam shell" fodd containers.

A. Polyvinyl chloride (PVC)

B. Polystyrene (PS)

C. Low density polyethelene (LDPE)

D. Polypropylene (PP)

B. Polystyrene (PS)

A type of polymer used for labels, bottles and housewares.

A. Polyvinyl chloride (PVC)

B. Polystyrene (PS)

C. Low density polyethelene (LDPE)

D. Polypropylene (PP)

D. Polypropylene (PP)

A type of polymer used for clear bottles.

A. Polyvinyl chloride (PVC)

B. Polystyrene (PS)

C. Low density polyethelene (LDPE)

D. Polypropylene (PP)

A. Polyvinyl chloride (PVC)

Refers to the high - temperature removal of tarry substance from the interior of the carbon granule leaving a highly porous structure.

A. Absorbent

B. Activated

C. Breakthrough

D. Adsorbent

B. Activated

A substance with high surface area per unit weight, and intricate pore structure, and a hydrophobic surface.

A. Adsorbent substance

B. Absorbent substance

C. Homogeneous substance

D. Activated substance

A. Adsorbent substance

Is a high - temperature process that turns incinerator ash into a safe, glass - like material.

A. Advance oxidation

B. Biofitration

C. Vitrification

D. Bioventing

C. Vitrification

Refers to the use of compositing and soil beds.

A. Biofiltration

B. Biomediation

C. Bioventing

D. Bioreactors

A. Biofiltration

Are open or closed tanks containing dozens or hundreds of slowly rotating disks covered with a biological film microorganisms.

A. biofilter

B. bioreaction

C. biomediator

D. bioinventor

B. bioreaction

Refers to the treatment of contaminated in a large plastic - covered tank.

A. Bioventing

B. Biological recycling

C. Biocycle

D. Bioremediation

A. Bioventing

All of the following occur during oxidation of a substance except ________.

A. Oxidation state increases

B. Loss of electrons

C. The substance becomes less negative

D. Oxidation of the oxidizing agent

D. Oxidation of the oxidizing agent

All of the following occur during reduction of a substance except _______.

A. An increase in negative charge

B. Loss of electrons

C. An oxidation state decrease

D. Reduction of the oxidizing agent

B. Loss of electrons

All of the following are units of energy except:

A. Calories

B. Joules

C. Pascal

D. meV

C. Pascal

What do you call the mixture if the solute particles of a solid suspended in a liquid are larger than molecules?

A. Solution

B. Suspension

C. Hydration

D. Saturated solution

B. Suspension

What do you call the mixture when a solvent has dissolved as much solute as it can?

A. Solution

B. Mild solution

C. Hydration

D. Saturated solution

D. Saturated solution

The equilibrium constant for weak solution is known as

A. Ionization constant

B. Arrhenius exponent

C. Solubility product

D. La Chatelier's constant

A. Ionization constant

What do you call the mixture if the solute particles of solid suspended in a liquid are larger than the molecules?

A. Solution

B. Suspension

C. Hydration

D. Saturated solution

B. Suspension

What do you call the mixture when a solvent has dissolved as much as solute it can?

A. Solution

B. Mild solution

C. Hydration

D. Saturated solution

D. Saturated solution

The equilibrium constant for weak solution is known as:

A. Ionization constant

B. Arrhenius exponent

C. Solubility product

D. La Chantelier's constant

A. Ionization constant

If the solute particles of a solid suspended in a liquid are larger than molecules, the mixture is known as:

A. Solution

B. Suspension

C. Hydration

D. Saturated solution

B. Suspension

When a solvent has dissolved as much solute as it can, the mixture is called:

A. Solution

B. Suspension

C. Hydration

D. Saturated solution

D. Saturated solution

When excess solute in a solution settles to the bottom of the container, the process is called:

A. Salvation

B. Deemulsification

C. Precipitation

D. Equation

C. Precipitation