By whom was the law of constant proportions enunciated? -Do You Know?

By whom was the law of constant proportions enunciated? -Do You Know?
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By whom was the law of constant proportions enunciated?

Description : By whom was the law of constant proportions enunciated?

Last Answer : Proust

1. Who was the author of the famous work All Contributions to the Critic of Political Economy’ ? 2. Nobel Prize winning scientist James D. Watson is known for his work in which area? 3. By whom was the law of constant proportions enunciated? 4. Which state of India is the largest producer of lignite coal? 5. Which Veda contains an account of magical charms and spells?

Description : 1. Who was the author of the famous work All Contributions to the Critic of Political Economy' ? 2. Nobel Prize winning scientist James D. Watson is known for his work in which area? 3. ... -around an axis pointing towards which side? 20. Which Sultan built the fifth storeys of Qutub Minar?

Last Answer : Answer : 1. Karl Marx 2. Genetics3. Proust 4. Tamil Nadu 5. Atharvaveda 6. Carbon monoxide 7. Lok Sabha 8. Creditors 9. Sindri 10. Nandas 11. Compiler 12. 819°C 13. DNA 14. July 4th 15. Amil 16. Judge of Supreme Court 17. Rome 18. Recession plus inflation 19. The pole star 20. Firoz Shah Tughlaq

By whom was the quantum theory first enunciated? -Do You Know?

Description : By whom was the quantum theory first enunciated? -Do You Know?

Last Answer : answer:

By whom was the principle of ‘Black hole’ enunciated? -Do You Know?

Description : By whom was the principle of ‘Black hole’ enunciated? -Do You Know?

Last Answer : answer:

By whom was the principle of ‘Black hole’ enunciated?

Description : By whom was the principle of ‘Black hole’ enunciated?

Last Answer : S. Chandrashekhar

By whom was the quantum theory first enunciated?

Description : By whom was the quantum theory first enunciated?

Last Answer : By Max Planck

What is Law of conservation of mass and Law of constant proportions? -Chemistry 9th

Description : What is Law of conservation of mass and Law of constant proportions? -Chemistry 9th

Last Answer : What is the Law of conservation of mass? Laws of conservation of mass - It states that mass can neither created nor destroyed. The total mass before and after a chemical reaction remains constant. ... that in a chemical substance the elements are always present in a fixed proportion by their mass.

A sample of pure carbon dioxide, irrespective of its source contains 27.27% carbon and 72.73% oxygen. The data supports [AIIMS 1992] (A) Law of constant composition (B) Law of conservation of mass (C) Law of reciprocal proportions (D) Law of multiple proportions

Description : A sample of pure carbon dioxide, irrespective of its source contains 27.27% carbon and 72.73% oxygen. The data supports [AIIMS 1992] (A) Law of constant composition (B) Law of conservation of mass (C) Law of reciprocal proportions (D) Law of multiple proportions

Last Answer : (A) Law of constant composition

The law of definite proportions is not applicable to nitrogen oxide because [EAMCET 1981] (A) Nitrogen’s atomic weight is not constant (B) Nitrogen’s molecular weight is variable (C) Nitrogen’s equivalent weight is variable (D) Oxygen’s atomic weight is variable

Description : The law of definite proportions is not applicable to nitrogen oxide because [EAMCET 1981] (A) Nitrogen’s atomic weight is not constant (B) Nitrogen’s molecular weight is variable (C) Nitrogen’s equivalent weight is variable (D) Oxygen’s atomic weight is variable

Last Answer : (C) Nitrogen’s equivalent weight is variable

Two samples of lead oxide were separately reduced to metallic lead by heating in a current of hydrogen. The weight of lead from one oxide was half the weight of lead obtained from the other oxide. The data illustrates [AMU 1983] (A) Law of reciprocal proportions (B) Law of constant proportions (C) Law of multiple proportions (D) Law of equivalent proportions

Description : Two samples of lead oxide were separately reduced to metallic lead by heating in a current of hydrogen. The weight of lead from one oxide was half the weight of lead obtained from the other oxide. ... (B) Law of constant proportions (C) Law of multiple proportions (D) Law of equivalent proportions

Last Answer : (C) Law of multiple proportions

Ten percent law of energy transfer in a food chain was enunciated by

Description : Ten percent law of energy transfer in a food chain was enunciated by

Last Answer : Ten percent law of energy transfer in a food chain was enunciated by A. Elton B. Lindeman C. Haeckel D. Schimper

Different proportions of oxygen in the various oxides of nitrogen proves the [MP PMT 1985] (A) Equivalent proportion (B) Multiple proportion (C) Constant proportion (D) Conservation of matter

Description : Different proportions of oxygen in the various oxides of nitrogen proves the [MP PMT 1985] (A) Equivalent proportion (B) Multiple proportion (C) Constant proportion (D) Conservation of matter

Last Answer : (B) Multiple proportion

Chemical equation is balanced according to the law of [AMU 1984] (A) Multiple proportion (B) Reciprocal proportion (C) Conservation of mass (D) Definite proportions

Description : Chemical equation is balanced according to the law of [AMU 1984] (A) Multiple proportion (B) Reciprocal proportion (C) Conservation of mass (D) Definite proportions

Last Answer : (C) Conservation of mass

The law of multiple proportions was proposed by [IIT 1992] (A) Lavoisier (B) Dalton (C) Proust (D) Gay-Lussac

Description : The law of multiple proportions was proposed by [IIT 1992] (A) Lavoisier (B) Dalton (C) Proust (D) Gay-Lussac

Last Answer : (B) Dalton

Which of the following pairs of substances illustrate the law of multiple proportions? [CPMT 1972, 78] (A) CO and CO2 (B) H2O and D2O (C) NaCl and NaBr (D) MgO and Mg(OH)2

Description : Which of the following pairs of substances illustrate the law of multiple proportions? [CPMT 1972, 78] (A) CO and CO2 (B) H2O and D2O (C) NaCl and NaBr (D) MgO and Mg(OH)2

Last Answer : (A) CO and CO2

The law of multiple proportions is illustrated by the two compounds [NCERT 1972] (A) Sodium chloride and sodium bromide (B) Ordinary water and heavy water (C) Caustic soda and caustic potash (D) Sulphur dioxide and sulphur trioxide

Description : The law of multiple proportions is illustrated by the two compounds [NCERT 1972] (A) Sodium chloride and sodium bromide (B) Ordinary water and heavy water (C) Caustic soda and caustic potash (D) Sulphur dioxide and sulphur trioxide

Last Answer : (D) Sulphur dioxide and sulphur trioxide

Gregor Mendel is often referred to as the Father of Genetics since he first enunciated the Principles of Heredity. His experimental material was (a) fruit fly (b) bread mould (c) pea plant (d) rhesus monkey

Description : Gregor Mendel is often referred to as the Father of Genetics since he first enunciated the Principles of Heredity. His experimental material was (a) fruit fly (b) bread mould (c) pea plant (d) rhesus monkey

Last Answer : Ans:(c)

Who enunciated the laws of planetary motion? (1) Nicolaus Copernicus (2) Johannes Kepler (3) Isaac Newton (4) Galileo

Description : Who enunciated the laws of planetary motion? (1) Nicolaus Copernicus (2) Johannes Kepler (3) Isaac Newton (4) Galileo

Last Answer : (2) Johannes Kepler Explanation: Kepler's laws of planetary motion are three scientific laws describing orbital motion, each giving a description of the motion of planets around the Sun. The laws are: the ... of a planet is directly proportional to the cube of the semi-major axis of its orbit.

Surface renewal model of mass transfer was enunciated by (A) Toor and Marcello (B) Fick (C) Danckwerts (D) Stefan

Description : Surface renewal model of mass transfer was enunciated by (A) Toor and Marcello (B) Fick (C) Danckwerts (D) Stefan

Last Answer : (C) Danckwerts

The film penetration model of mass transfer was enunciated by (A) Gilliland (B) Toor and Marcello (C) Stefan (D) Fick

Description : The film penetration model of mass transfer was enunciated by (A) Gilliland (B) Toor and Marcello (C) Stefan (D) Fick

Last Answer : (B) Toor and Marcello

Penetration model (theory) for mass transfer was enunciated by (A) Danckwerts (B) Toor and Marcello (C) Higbie (D) Kissinevskii

Description : Penetration model (theory) for mass transfer was enunciated by (A) Danckwerts (B) Toor and Marcello (C) Higbie (D) Kissinevskii

Last Answer : (C) Higbie

Unit Hydrograph theory was enunciated by (A) Merril Bernard (B) W.W. Horner (C) Le-Roy K. Shermen (D) Robert E. Horten

Description : Unit Hydrograph theory was enunciated by (A) Merril Bernard (B) W.W. Horner (C) Le-Roy K. Shermen (D) Robert E. Horten

Last Answer : Answer: Option C

The principles of antihypertensive drug usage enunciated in JNC VI and WHO-ISH guidelines include the following except: A. Therapy for grade I and II hypertension should be initiated with a single drug B. Dose of thiazide diuretic should be 12.5-25 mg hydrochlorothiazide or equivalent per day C. All subjects with BP higher than 140/90 mmHg should be put on antihypertensive medication immediately D. If the drug chosen initially fails to lower BP, it should be replaced by a drug/combination from another class

Description : The principles of antihypertensive drug usage enunciated in JNC VI and WHO-ISH guidelines include the following except: A. Therapy for grade I and II hypertension should be initiated with a single drug ... initially fails to lower BP, it should be replaced by a drug/combination from another class

Last Answer : C. All subjects with BP higher than 140/90 mmHg should be put on antihypertensive medication immediately

Who enunciated the laws of planetary motion? (1) Nicolaus Copernicus (2) Johannes Kepler (3) Isaac Newton (4) Galileo

Description : Who enunciated the laws of planetary motion? (1) Nicolaus Copernicus (2) Johannes Kepler (3) Isaac Newton (4) Galileo

Last Answer : Johannes Kepler

By whom was 'Mitakshara', an authoritative treatise on Hindu law, written? -Do You Know?

Description : By whom was 'Mitakshara', an authoritative treatise on Hindu law, written? -Do You Know?

Last Answer : answer:

How do you know where to put the "x" in the proportions?

Description : How do you know where to put the "x" in the proportions?

Last Answer : answer:Percent problems translate very directly from English to math. I'll show you with an example: The problem is, What percent of 40 is 10? What is what you're solving for. This should be your x. Per cent - per means ... is 20% of 200? What: x Is: = %: /100 Of: * x = 20/100 * 200 x = 40

How much will national debt clocks help raise the awareness about the astronomical proportions of public debt?

Description : How much will national debt clocks help raise the awareness about the astronomical proportions of public debt?

Last Answer : Nobody will give a fuck. We all know but people don’t really care. Look at Bush. It skyrocketed under his watch and nobody cared. It is only a big deal when you don’t like the guy in charge. I have gas in my car and the TV still works. Fuck it. Life is good.

By changing the dimensions of the viewport, the and ofthe objects being displayed can be manipulated. a.Number of pixels and image quality b.X co-ordinate and Y co-ordinate c.Size and proportions d.All of these

Description : By changing the dimensions of the viewport, the and ofthe objects being displayed can be manipulated. a.Number of pixels and image quality b.X co-ordinate and Y co-ordinate c.Size and proportions d.All of these

Last Answer : c.Size and proportions

Which of these graphing calculator proportions will give a square graph?

Description : Which of these graphing calculator proportions will give a square graph?

Last Answer : 30 wide by 20 high

Asserion (A): Ethanol is miscible in all proportions with water Reason (R): Hydrogen bond is formed between water and alcohol molecules.

Description : Asserion (A): Ethanol is miscible in all proportions with water Reason (R): Hydrogen bond is formed between water and alcohol molecules.

Last Answer : Asserion (A): Ethanol is miscible in all proportions with water Reason (R): Hydrogen bond is formed between ... is false D. A is false but R is true

The addition of high proportions of maganese makes steel useful in making rails or railroads because manganese useful in making rails or railroads bec

Description : The addition of high proportions of maganese makes steel useful in making rails or railroads because manganese useful in making rails or railroads bec

Last Answer : The addition of high proportions of maganese makes steel useful in making rails or railroads because manganese useful in ... ,iii C. ii,iv D. I,iii,iv

The addition of high proportions of maganese makes steel useful in making rails or railroads because manganese useful in making rails or railroads bec

Description : The addition of high proportions of maganese makes steel useful in making rails or railroads because manganese useful in making rails or railroads bec

Last Answer : The addition of high proportions of maganese makes steel useful in making rails or railroads because ... . can show highest oxidation state of +7

What is to enlarge or alter something beyond normal proportions?

Description : What is to enlarge or alter something beyond normal proportions?

Last Answer : write you answer? ;)

Which painting by Leonardo de vinci shows the ideal proportions of the human body?

Description : Which painting by Leonardo de vinci shows the ideal proportions of the human body?

Last Answer : hi

Relative proportions of G and C versus A and T in DNA can be determined by its (A) Melting temperature (B) Buoyant density (C) Both (A) and (B) (D) None of these

Description : Relative proportions of G and C versus A and T in DNA can be determined by its (A) Melting temperature (B) Buoyant density (C) Both (A) and (B) (D) None of these

Last Answer : Answer : C

To test the proportions and variance, we use

Description : To test the proportions and variance, we use

Last Answer : Ans. ‘F’ test

The inherent capacity of the soil to supply nutrients to plants in adequate amount and in suitable proportions

Description : The inherent capacity of the soil to supply nutrients to plants in adequate amount and in suitable proportions

Last Answer : Ans. Soil Fertility

Explain the constituents of various gases in air and specify its proportions?

Description : Explain the constituents of various gases in air and specify its proportions?

Last Answer : Air is a gas which is composed of various gases such as nitrogen, oxygen, carbondi-oxide, argon, etc. Nitrogen – 78% Oxygen – 21% Other gases – 1%

The tendency of a deformed solid to regain its actual proportions instantly upon unloading known as ______________ a) Perfectly elastic b) Delayed elasticity c) Inelastic effect d) Plasticity

Description : The tendency of a deformed solid to regain its actual proportions instantly upon unloading known as ______________ a) Perfectly elastic b) Delayed elasticity c) Inelastic effect d) Plasticity

Last Answer : a) Perfectly elastic

.What is it that forms the basis of DNA finger-printing? (a) The relative proportions of purines and pyrimidines in DNA. (b) The relative difference in the DNA occurrence in blood, skin and saliva. (c) The relative amount of DNA in the ridges and grooves of the fingerprints. (d) Satellite DNA occurring as highly repeated short DNA segments

Description : .What is it that forms the basis of DNA finger-printing? (a) The relative proportions of purines and pyrimidines in DNA. (b) The relative difference in the DNA occurrence in blood, skin ... ridges and grooves of the fingerprints. (d) Satellite DNA occurring as highly repeated short DNA segments

Last Answer : Satellite DNA occurring as highly repeated short DNA segments

A human male produces sperms with the genotypes AB, Ab, aB and ab pertaining to two diallelic characters in equal proportions. What is the corresponding genotype of this person? (a) AaBB (b) AABb (c) AABB (d) AaBb

Description : A human male produces sperms with the genotypes AB, Ab, aB and ab pertaining to two diallelic characters in equal proportions. What is the corresponding genotype of this person? (a) AaBB (b) AABb (c) AABB (d) AaBb

Last Answer : (d) AaBb

Which of the following accentuates clinkering trouble on furnace grate burning coal? (A) Low reactivity of carbonised residue containing high proportions of iron & sulphur (B) Low forced draught and fuel bed temperature (C) Thick fire bed and preheated primary air (D) All (A), (B) and (C)

Description : Which of the following accentuates clinkering trouble on furnace grate burning coal? (A) Low reactivity of carbonised residue containing high proportions of iron & sulphur (B) Low forced draught and fuel bed temperature (C) Thick fire bed and preheated primary air (D) All (A), (B) and (C)

Last Answer : (D) All (A), (B) and (C)

Flint glass (A) Has slightly the greater refracting power than crown glass (B) Has roughly double refracting power than that of crown (C) And crown glass proportions yield the required focal length and neutralise the dispersion produced by the convex lens at the emergence from the concave (D) All the above

Description : Flint glass (A) Has slightly the greater refracting power than crown glass (B) Has roughly double refracting power than that of crown (C) And crown glass proportions yield the required focal length ... dispersion produced by the convex lens at the emergence from the concave (D) All the above

Last Answer : (D) All the above

Pick up the correct statement from the following: (A) The incidental expenses of a miscellaneous character which could not be predicted during preparation of the estimate, is called contingencies (B) Additional supervising staff engaged at work site, is called work charged establishment (C) Detailed specifications specify qualities, quantities and the proportions of materials to be used for a particular item (D) All the above

Description : Pick up the correct statement from the following: (A) The incidental expenses of a miscellaneous character which could not be predicted during preparation of the estimate, is called contingencies (B) ... and the proportions of materials to be used for a particular item (D) All the above

Last Answer : (D) All the above

Pick up the incorrect statement from the following. While performing preliminary test on concrete (A) Proportions of the material and water should be the same as to be used at the work site (B) Cement should be mixed by hand in order to maintain uniformity (C) Concrete mix should be stored in air-tight containers (D) Concrete ingredients should be kept at a temperature of 37° ± 2°C

Description : Pick up the incorrect statement from the following. While performing preliminary test on concrete (A) Proportions of the material and water should be the same as to be used at the work site (B) ... in air-tight containers (D) Concrete ingredients should be kept at a temperature of 37° 2°C

Last Answer : Answer: Option D

Pick up the correct proportions of chemical ingredients of cement (A) Lime : Silica : Alumina : Iron oxide : 63 : 22 : 6 : 3 (B) Silica : Lime : Alumina : Iron oxide : 63 : 22 : 6 : 3 (C) Alumina : Silica : Lime : Iron oxide : 63 : 22 : 6 : 3 (D) Iron oxide : Alumina : Silica : Lime : 63 : 22 : 6 : 3

Description : Pick up the correct proportions of chemical ingredients of cement (A) Lime : Silica : Alumina : Iron oxide : 63 : 22 : 6 : 3 (B) Silica : Lime : Alumina : Iron oxide : 63 : 22 : 6 : 3 (C) Alumina : Silica : ... oxide : 63 : 22 : 6 : 3 (D) Iron oxide : Alumina : Silica : Lime : 63 : 22 : 6 : 3

Last Answer : Answer: Option A

The proportions of charcoal, saltpetre and sulphur in gun powder by weight, are respectively: (A) 15, 75, 10 (B) 75, 10, 15 (C) 10, 15, 75 (D) 10, 75, 15

Description : The proportions of charcoal, saltpetre and sulphur in gun powder by weight, are respectively: (A) 15, 75, 10 (B) 75, 10, 15 (C) 10, 15, 75 (D) 10, 75, 15

Last Answer : Answer: Option A

For the manufacture of Portland cement, the proportions of raw materials used, are (A) Lime 63% ; silica 22% ; other ingredients 15% (B) Lime 22% ; silica 63% ; other ingredients 15% (C) Silica 40% ; lime 40% ; other ingredients 20% (D) Silica 70% ; lime 20% ; other ingredients 10%

Description : For the manufacture of Portland cement, the proportions of raw materials used, are (A) Lime 63% ; silica 22% ; other ingredients 15% (B) Lime 22% ; silica 63% ; other ingredients 15% (C) Silica 40% ; lime 40% ; other ingredients 20% (D) Silica 70% ; lime 20% ; other ingredients 10%

Last Answer : Answer: Option A

The proportions of lime and sand in the mortar normally used in brick construction are (A) 1 : 2 (B) 1 : 4 (C) 1 : 6 (D) 1 : 8

Description : The proportions of lime and sand in the mortar normally used in brick construction are (A) 1 : 2 (B) 1 : 4 (C) 1 : 6 (D) 1 : 8

Last Answer : Answer: Option A

For testing compressive and tensile strength of cement, the cement mortar is made by mixing cement and standard sand in the proportions of (A) 1 : 2 (B) 1 : 3 (C) 1 : 4 (D) 1 : 6

Description : For testing compressive and tensile strength of cement, the cement mortar is made by mixing cement and standard sand in the proportions of (A) 1 : 2 (B) 1 : 3 (C) 1 : 4 (D) 1 : 6

Last Answer : Answer: Option B