Description : Which one occupies the lowermost position in the electromotive series of metals? (A) Aluminium (B) Noble metals (Ag, Pt, Au) (C) Zinc (D) Alkali metals (K, Na, Li)
Last Answer : (B) Noble metals (Ag, Pt, Au)
Description : The metals occuring at the lower most position in the electromotive series (A) Do not resist corrosion (B) Resist corrosion very strongly (C) Are very brittle (D) Are heat insulators
Last Answer : (B) Resist corrosion very strongly
Description : Two cells connected in series have electromotive force of 1.5 V each. Their internal resistances are `0.5 Omega` and `0.25 Omega` respectively. This c
Last Answer : Two cells connected in series have electromotive force of 1.5 V each. Their internal ... potential differnce across the terminals of each cell.
Description : Among noble gases, only xenon reacts with flourine to form stable xenon fluorides, because xenon
Last Answer : Among noble gases, only xenon reacts with flourine to form stable xenon fluorides, because xenon A. ... D. is the most readily available noble gas
Description : The least stable metal cabonyl as per the bonding considerations should be
Last Answer : The least stable metal cabonyl as per the bonding considerations should be A. `Cr(CO)_(6)` B. `Mn(CO)_(6)` C. `Fe(CO)_(5)` D. `Ni(CO)_(4)`.
Description : What is the meaning of ' electromotive force 1.5 volts' of a dehydrated cell ?
Last Answer : The electromotive force of a dehydrated cell is 1.5 volts' , which means 1.5 joules of electricity to conduct 1 coulomb of electricity from the positive pole of the cell to the negative pole .
Description : What is the difference between voltage and electromotive force?
Last Answer : Need answer
Description : The twisting force developed by a motor and applied to a shaft is called _____________. A. magnetism B. electromotive force C. torque D. voltage
Last Answer : Answer: C
Description : The force that causes free electrons to move in a conductor as electric current flow is called a/an _____________. A. resistant force B. electromotive force C. inductive force D. dielectric force
Last Answer : Answer: B
Description : What is the function of the interpoles installed in DC motors? A. To provide greater torque by strengthening the main field. B. To provide sparkless commutation without having to shift the brushes. C. To limit the production of counter-electromotive force. D. To limit the starting surge current.
Description : How electromotive force is created in a generator?
Last Answer : When a conductor cuts the magnetic lines of forces, an Electro motive force (emf) is generated. The magnitude of the generated voltage is directly proportional to the rate of change at which a conductor cuts the magnetic lines of force.
Description : Find the force that exists in an electromagnetic wave. a) Electrostatic force b) Magnetostatic force c) Lorentz force d) Electromotive force
Last Answer : c) Lorentz force
Description : According to Faraday’s law, EMF stands for a) Electromagnetic field b) Electromagnetic force c) Electromagnetic friction d) Electromotive force
Last Answer : d) Electromotive force
Description : Gilbert is a unit of (a) electromotive force (6) magnetomotive force (c) conductance (d) permittivity
Last Answer : (6) magnetomotive force
Description : What is the most active group of nonmetals noble gases alkaline earth halogens alkali metals?
Last Answer : The most active metals are alkali metals.The most active nonmetals are halogens.
Description : Who has the most active group of nonmetals noble gases alkaline earth halogens alkali metals?
Last Answer : Kevin
Description : Radon differs from other naturally radioactive elements in which one of the following ways. Is it because radon w) is extremely radioactive x) decays into the element radium y) is a noble gas z) is as chemically active as fluorine
Last Answer : ANSWER: Y -- IS A NOBLE GAS
Last Answer : Metal Activation On Depending By That Series To do Is Him Active Series Says Series From Understanding Goes No Metal How much? Active.
Description : Which of the noble gases is the least polarized?
Last Answer : Which of the noble gases is the least polarized? A. Radon B. Krypton C. Xenon D. Helium
Description : Which of the following noble gas is least polarisable ?
Last Answer : Which of the following noble gas is least polarisable ? A. He B. Ne C. Kr D. Xe
Description : Within a given period of the periodic table, the element with the lowest ionization energy is: w) transition metal x) alkali metal y) halogen z) noble gas
Last Answer : ANSWER: X -- ALKALI METAL
Description : The best understood intracellular messenger is cyclic AMP (cAMP). Which of the following statement(s) concerning this intracellular messenger is/are correct? a. Intracellular cyclic AMP is constantly ... of adenylate cyclase d. cAMP is the only cyclic nucleotide active as an intracellular messenger
Last Answer : Answer: a, b The prototypic intracellular messenger is cAMP. To function as a mediator, the concentration of cAMP must change rapidly. In resting cells, cAMP is continuously being degraded by ... produce cGMP. Intracellular calcium ions also serve as second messengers in a large number of cells
Description : Inert gases are - (1) Miscible with water (2) Not stable (3) Chemically uncreative (4) Chemically very active
Last Answer : (3) Chemically uncreative Explanation: An inert gas is a gas which does not undergo chemical reactions since their valence shells are filled, meaning they don't normally form chemical bonds with other ... inert gases, also called noble gases, are argon, helium, neon, krypton, xenon and radon.
Description : Which of the following strategies would NOT be effective at improving your communication competence? a) Recognize the people, objects, and situations remain stable over time b) Recognize that each ... frame of perception is unique c) Be active in perceiving d) Distinguish facts from inference
Last Answer : a) Recognize the people, objects, and situations remain stable over time
Description : Features of phenoxymethyl penicillin include the following: A. It is acid stable and orally active B. Its antibacterial spectrum is similar to that of benzyl penicillin C. It is used for less serious penicillin G sensitive infections D. All of the above are correct
Last Answer : D. All of the above are correct
Description : Inert gases are (1) Miscible with water (2) Not stable (3) Chemically unreactive (4) Chemically very active
Last Answer : Chemically unreactive
Description : Which of the following value of `DeltaH_(f)^(@)` represent that the product is least stable ?
Last Answer : Which of the following value of `DeltaH_(f)^(@)` represent that the product is least stable ? A. `-94` K cal B. ... C. `+21.4` K cal D. `+64.8` K cal
Description : The least stable conformation of cyclohexane is
Last Answer : The least stable conformation of cyclohexane is A. Boat B. Chair C. Twist boat D. Half chair
Description : Which of the following is least stable ?
Last Answer : Which of the following is least stable ? A. B. C. `HC-= overset(-)(C )` D.
Description : Which one of the following carbanions is the least stable?
Last Answer : Which one of the following carbanions is the least stable? A. `CH_(3)CH_(2)^(-)` B. `HC-=C^(-)` C. `CH_(3)^(-)` D. `(CH_(3))_(3)barC`
Description : Among the following, the least stable resonance structure is :
Last Answer : Among the following, the least stable resonance structure is : A. B. C. D.
Description : The least stable particle?
Last Answer : Neutron
Description : Why does a H+ ion attacking a carbon-carbon double bond add to the carbon with the least number of substituents? (a) the reaction is resonance stabilized. (b) the hybrid geometry favors this ... tends to attack stable centers of negative charge. (d) a more stable carbonium ion is generated.
Last Answer : a more stable carbonium ion is generated.
Description : Metal carbonates decompose on heating to give metal oxide and carbon dioxide. Which of the metal carbonates is most stable thermally?
Last Answer : Metal carbonates decompose on heating to give metal oxide and carbon dioxide. Which of the metal carbonates is most ... C. `SrCO_(3)` D. `BaCO_(3)`
Description : `25ml` of a `0.1(M)` solution of a stable cation of transition metal `z` reacts exactly with `25 ml` of `0.04(M)` acidified `KMnO_(4)` solution. Which
Last Answer : `25ml` of a `0.1(M)` solution of a stable cation of transition metal `z` reacts exactly with `25 ml` of `0.04 ... 3+)rarrZ^(4+)` D. `Z^(2+)rarrZ^(4+)`
Description : Which is more stable metal frame vs wood frame.?
Last Answer : Since you are asking this question, I am thinking you are on the verge of buying a new bed. Well, I am here to help you. I have been in the same spot as you a couple of years ago. I had a ... seemed the better choice. I am glad to say that the wood bed frames I got from Wakefit have more than se
Description : What would the top 3 most stable jobs be?
Last Answer : answer:The three most stable jobs are in government in public service. There will always be a need for police officers, firemen, and nurses. These jobs are rock solid and will always be there, as long is there is crime, fires and sickness.
Description : Of the African nations, which ones (top 3) have the longest & most stable economy?
Last Answer : South Africa has a good contemporary-art market. Stable governments? Morocco, I think. Other African nations with both? For that combination you need a lot of rich people living in a place and a lot of ... ? Kenya? Big cities, big banks, big societies .. Interested in what other people come up with.
Description : Pick out the wrong statement. (A) Addition of methane to the furnace atmosphere reduces decarburising by hydrogen (B) Nitrogen in presence of steam decor-burises high carbon steel, whereas hydrocarbon ... the metal surface) cause nitride formation with increase in surface hardness (D) None of these
Last Answer : (D) None of these
Description : A catalyst loses its activity due to (A) Loss in surface area of the active component (B) Agglomeration of metal particles caused by thermal sintering of the solid surface (C) Covering of the catalytic active sites by a foreign substance (D) All (A), (B) and (C)
Last Answer : (D) All (A), (B) and (C)
Description : The noble gas which occurs most abundantly in the atmosphere is (A) Helium (B) Neon (C) Krypton (D) Argon
Last Answer : (D) Argon
Description : Pick out the wrong statement pertaining to nitric acid. (A) About 90% of nitric acid is manufactured by Ostwald's process (B) It is a strong mono basic acid which reacts with almost all the ... (mainly NO2 ) (D) Arc process of nitric acid manufacture is economical as compared to Ostwald's process
Last Answer : (D) Arc process of nitric acid manufacture is economical as compared to Ostwald's process
Description : For how long have you been active on at least one socially interactive website?
Last Answer : answer:Unless you count this one, and Facebook, no answer. Although I have joined other social sites for the last ten years, they either got shut down or kicked me out. XD Fluther is gonna be almost ... . Aaaah reminds me of all my Final Fantasy forums and message boards from back in the day. :D
Description : Least active electrophile is :
Last Answer : Least active electrophile is : A. `CH_(3)-overset(O)overset(||)C-OCH_(3)` B. `CH_(3)-overset(O)overset( ... D. `CH_(3)-overset(O)overset(||)C-SCH_(3)`
Description : Chemically least active element is
Last Answer : Chemically least active element is A. Kr B. Ne C. Xe D. Ar
Description : What is the least active metals?
Last Answer : Gold is considered the least active metal. Also platinum group metals and wolfram are not so reactive.
Description : Which of the group 14 metals is the least active?
Last Answer : These elements are hafnium and zirconium.
Description : All active prostaglandins have at least one double bond between positions (A) 7 and 8 (B) 10 and 11 (C) 13 and 14 (D) 16 and 17
Last Answer : Answer : A
Description : Use Voltmeter, ammeter, wattmeter to determine active, reactive and apparent power consumed in given R—C series circuit, draw phasor diagram.
Last Answer : Use Voltmeter, ammeter, wattmeter to determine active, reactive and apparent power consumed in given R-C series circuit, draw phasor diagram. Practical Significance In the industry environment ... autotransformer position to zero and switch OFF the supply. 8. Draw the phasor diagram.
Description : Use Voltmeter, ammeter, wattmeter to determine active, reactive and apparent power consumed in given R-L series circuit, draw phasor diagram.
Last Answer : Practical Significance In the industry environment Electrical Engineering diploma graduate are expected to measure basic parameters like voltage, frequency, time period etc. for R-L series circuits. Therefore ... /varying L. 7. Draw the phasor diagram for each of reading for verification.