Description : In the disintegration of a radioactive element, `alpha` and `beta`-particles are evolved from the nucleus: `._(0)^(1)n to ._(1)^(1)H + ._(-1)^(0)e` +
Last Answer : In the disintegration of a radioactive element, `alpha` and `beta`-particles are evolved from ... of `gamma`-radiations may yield nuclear isomer
Description : In the disintegration of a radioactive element, `alpha`- and `beta`-particles are evolved from the nucleus. `._(0)n^(1) rarr ._(1)H^(1) + ._(-1)e^(0)
Last Answer : In the disintegration of a radioactive element, `alpha`- and `beta`-particles are evolved from the nucleus. `._(0 ... C. `2 alpha, 2 beta` D. `n beta`
Last Answer : In the disintegration of a radioactive element, `alpha`- and `beta`-particles are evolved from the ... C. decreases by 2 unit D. remains unaffected
Last Answer : In the disintegration of a radioactive element, `alpha`- and `beta`-particles are evolved from the nucleus. `._(0) ... in A. IIA B. IA C. IIB D. IVB
Last Answer : In the disintegration of a radioactive element, `alpha`- and `beta`-particles are evolved from the nucleus. ... , beta, beta` D. `beta, gamma, alpha`
Description : Assertion : In a radioactive disintegration, an electron is emitted by the nucleus. Reason : Electrons are always present inside the nucleus.
Last Answer : Assertion : In a radioactive disintegration, an electron is emitted by the nucleus. Reason : Electrons are ... both (A) and (R ) are incorrect.
Description : Starting from radium, the radioactive disintegration process terminates when the following is obtained a)radon b)lead c)uranium d)thorium
Last Answer : Starting from radium, the radioactive disintegration process terminates when the following is obtained a)radon b) ... . radon C. radium A D. radium B
Description : A radioactive element A on disintegration gives two elements B and C. If B is helium and C is the element of atomic number 90 and atomic mass 234, the
Last Answer : A radioactive element A on disintegration gives two elements B and C. If B is helium and C is the element of atomic ... )^(234)Th` D. `._(91)^(234)Pa`
Description : Neutrons are obtained by (a) Bombardment of radium with aparticles (b) Bombardment of beryllium with b-particles (c) Radioactive disintegration of uranium (d) None of the above
Last Answer : Ans:(c)
Description : Pick out the wrong statement. (A) The disintegration rate of a radioactive substance cannot be increased by heating it (B) Electrons have negligible mass and unit negative change (C) Deuterium atom has one proton and two neutrons in its nucleus (D) Cadmium is capable of absorbing neutrons
Last Answer : (C) Deuterium atom has one proton and two neutrons in its nucleus
Description : Pick out the wrong statement. (A) α-particle emission from a radioactive element makes it electrically negative (B) β-particle emission from a radioactive element makes it electrically ... ) The disintegration constant of a radioactive isotope is independent of pressure, temperature or concentration
Last Answer : (C) A radioactive element having a half life period of 20 years will completely disintegrated in 40 years
Description : The element extracted from radioactive disintegration of radium?
Last Answer : Radon
Description : The disintegration rate of a radioactive element (A) Progressively increases (B) Progressively decreases (C) Remains constant throughout (D) May increase or decrease depending on the material
Last Answer : (B) Progressively decreases
Description : β-rays emission in radioactive disintegration is always accompanied by the emission of (A) γ-rays (B) α-rays (C) Neutrons (D) None of these
Last Answer : (A) γ-rays
Description : In the sun, helium is produced from hydrogen by: w) radioactive decay x) disintegration y) fission z) fusion
Last Answer : ANSWER: Z -- FUSION
Description : Radioactive disintegration of uranium ultimately results in formation of (1) radium (2) thorium (3) polonium (4) lead
Last Answer : lead
Description : The correct starting material and product of different disintegration series `"is"//"are"` a)`Th^(232), Pb^(208)` b)`Np^(237),Bi^(209)` c)`U^(235),Pb^
Last Answer : The correct starting material and product of different disintegration series `"is"//"are"` a)`Th^(232), Pb^(208)` ... )Pb` D. `.^(237)Np, .^(209)Bi`
Description : The two reasons which made the Balkans an explosive region after 1871 were: a) The spread of ideas of romantic nationalism and the disintegration of the Ottoman Empire under whose control they were. b) ... Ottomon Empire. c) The support of history and nationalism to be independent. d) All the above
Last Answer : a) The spread of ideas of romantic nationalism and the disintegration of the Ottoman Empire under whose control they were.
Description : “Hie combination of politics and social divisions is very dangerous and explosive as it may lead to conflict, violence or even disintegration of a country.” -SST 10th
Last Answer : Political competition along religious ending ethic lines led to the disintegration of Yugoslavia into six independent states.
Description : Among the following, which country suffered disintegration due to political fights on the basis of religious and ethnic identities ? -SST 10th
Last Answer : C - The country which suffered disintegration due to political fights on the basis of religious and ethnic identities is Yugoslavia. Hence, option (c) is correct
Description : Which country suffered disintegration due to political fights on the basis of religious and ethnic identities? -SST 10th
Last Answer : Yugoslavia suffered disintegration due to political fights on the basis of religious and ethnic identities.
Description : “Attempts at forced integration often sow the seeds of disintegration.” -SST 10th
Last Answer : (i) The above statement is true from the examples of Belgium and Sri Lanka. If the rulers are willing to share power and accommodate the reasonable demands of minority community, social ... quite the opposite. Thus with such attempts at forced integration often saw the seeds of integration.
Last Answer : Medium Active Metallic Oxide With carbon Heat If given Metal Free Yes , he is To the process Carbon Disintegration Says. E.g .: 2Pb (s) + C (s) = 2Pb (s) + CO2 (g)
Description : Assertion :- Morphology of chromosomes is most studied during metaphase of cell division. Reason :- Complete disintegration of nuclear envelope marks
Last Answer : Assertion :- Morphology of chromosomes is most studied during metaphase of cell division. Reason :- ... D. If both Assertion & Reason are false.
Description : Which of the following may be used to measure the rate of nuclear disintegration? (A) Geiger-Muller Counter (B) Cyclotron (C) Cold chamber (D) Mass spectrograph
Last Answer : (A) Geiger-Muller Counter
Description : Which one of the following is NOT an event of sporulation? a. Symmetrical cell divisions b. Mother cell disintegration c. DNA replication d. Prespore engulfment by the mother cell
Last Answer : a. Symmetrical cell divisions
Description : Sea sand used in structures causes (A) Dampness (B) Efflorescence (C) Disintegration (D) All of these
Last Answer : Answer: Option D
Description : Pick up the correct statement from the following: (A) Sand consists of coarse particles of silica formed due to the disintegration of rocks (B) The grains of sand are not affected by frost (C) Sand ... and do not allow water to rise up between pores due to capillary action (D) All the above
Description : Discuss in brief disintegration test for uncoated tablet.
Last Answer : Disintegration test: Disintegration of a tablet means to break a tablet into smaller particles after swallowing. The time required to disintegrate the tablet is called disintegration time. The apparatus ... the test if not less than 16 of the total 18 tablets tested have disintegrated.
Description : There are four radioactive decay series called thorium `(4n)`, uranium `(4n + 2)` actinium `(4n + 3)` and neptunium `(4n + 1)` series. Neptunium serie
Last Answer : There are four radioactive decay series called thorium `(4n)`, uranium `(4n + 2)` actinium `(4n + 3)` and ... (86)^(222)Rn` D. `._(83)^(207)Bi`
Description : There are four radioactive decay series called thorium (4n), uranium (4n + 2), actinium (4n + 3) and neptunium (4n + 1) series. Neptunium series is ar
Last Answer : There are four radioactive decay series called thorium (4n), uranium (4n + 2), actinium (4n + 3) and neptunium ( ... (92)^(235)U` and `._(82)^(208)Pb`
Last Answer : There are four radioactive decay series called thorium `(4n)`, uranium `(4n + 2)` actinium `(4n + 3)` and ... (208)Pb` D. `.^(206)Pb, .^(208)Bi`
Last Answer : There are four radioactive decay series called thorium `(4n)`, uranium `(4n + 2)` actinium `(4n + 3)` and ... (90)^(212)Th` D. `._(84)^(212)Po`
Last Answer : There are four radioactive decay series called thorium `(4n)`, uranium `(4n + 2)` actinium `(4n ... A. actinium B. radium C. uranium D. polonium
Description : Consider the following decay series: `A to B to C to D` Where, A,B and C are radioactive elements with half lives of 4,5 sec, 15 days and 1 sec respec
Last Answer : Consider the following decay series: `A to B to C to D` Where, A,B and C are radioactive elements with half ... mol of C, 1/4 mol of D and noen of A
Description : Lead-206 is the final product of the radioactive decay series named the: w) thorium series x) actinium series y) uranium series z) neptunium series
Last Answer : ANSWER: Y -- URANIUM SERIES
Description : Spider-man was bitten by a radioactive spider and can climb walls. Which radioactive animal would give you the worst superpowers?
Last Answer : The Duck. corkscrew dick rapistman.
Description : Can measurements of atomic structure made frequently enough eternally prevent decay of a radioactive atom?
Last Answer : answer:I am having a hard time imagining setting up the experiment so that the measurement happens often enough to produce the eternal isotope. It seems to me that the device doing the measurement ... from each other is fantastic. Observing one has an instantaneous affect on the other. Simply weird.
Description : Radioactive materials should be kept in the container made of : (1) Fe (2) Al (3) Pb (4) Steel
Last Answer : (4) Steel Explanation: Radioactive materials are first encased in resin or concrete and sealed in steel drums. The drums are then packed into concrete casks and placed in concrete trenches up to 18 metres deep.
Description : Hall probe is made up of A. metals B. non metals C. semiconductor D. radioactive material
Last Answer : semiconductor
Last Answer : Steel
Description : A man took a walk in the park. While on his walk, he came across a stray dog who began growling at him and nipped at his heels. The man pulled a crooked stick from his knapsack, told the dog to, 'Fetch ... ----- bit the man on the leg. What was going on here that so infuriated the dog to -Riddles
Last Answer : The man had tormented the dog in the park in the past by telling the dog to fetch the crooked stick (wooden boomerang) he carried with him in his knapsack. The dog could never catch the boomerang, ... who only wanted to play. What goes around comes around, as they say, with boomerangs and in life.