The half life period of a radioactive element depends on its (A) Temperature (B) Pressure (C) Amount (D) None of these

The half life period of a radioactive element depends on its
(A) Temperature
(B) Pressure
(C) Amount
(D) None of these
by

1 Answer

Answer :

(D) None of these
by

Related questions

. The half life period of a radioactive element depends upon the (A) Temperature (B) Pressure (C) Amount of element present (D) None of these

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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 positive (C) A radioactive element having a half life period of 20 years will completely disintegrated in 40 years (D) The disintegration constant of a radioactive isotope is independent of pressure, temperature or concentration

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The half - life of a radioactive substance depends upon (a) Its temperature (b) The external pressure (c) The mass of the substance (d) The strength of the nuclear force between the nucleons its atoms

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75% of a radioactive element decays in 6 hours. Its half life period is __________ hours. (A) 3/4 (B) 1/6 (C) 3 (D) 4

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The half life period of a radioactive element is 100 days. After 400 days, one gm of the element will be reduced to __________ gm. (A) 1/4 (B) 1/8 (C) 1/2 (D) 1/16

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A radioactive element gets spilled over the floor of a room. Its half life period is 30 days. If its initial activity is ten times the permissible val

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Initial amount of the radioactive element with half life 10 days is 16 g. What amount in gm of this element will remain after 40 days?

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The half life period of a radioactive substance is best determined by counting the number of alpha particles emitted per second in a GeigerMuller counter from its known quantity. If the half life period of aradioactive substance is one month, then(A) 3/4th of it will disintegrate in two months(B) It will completely disintegrate in two months(C) It will completely disintegrate in four months(D) 1/8th of it will remain intact at the end of four months

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The activity of a radioactive element reduces to `(1//16)th` of its original value in 30 years. Find its half life?

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If `3//4` quantity of a radioactive substance disintegrates in 2 hours, its half`-` life period will be a)`15 mi n` b) `30 mi n` c)`60 mi n` d)`90 mi

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If `3//4` quantity of a radioactive substance disintegrates in 2 hours, its half`-` life period will be a)`15 mi n` b) `30 mi n` c)`60 mi n` d)`90 mi

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What is the half-life of a radioactive element ?

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If you start with 24 grams of a radioactive element with a half-life of one month, how many grams of the radioactive element will be left after 2 months? w) 1.5 grams x) 3 grams y) 6 grams z) 12 grams

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At radioactive equilibrium, the ratio between two atoms of radioactive elements `A` and `B` is `3.1 xx 10^(9) : 1`. If the half-life period of `A` is

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At radioactive equilibrium, the ratio between two atoms of radioactive elements `A` and `B` is `3.1 xx 10^(9) : 1`. If the half-life period of `A` is

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With the lowering of equilibrium pressure, at a given temperature, the amount of adsorbate on the adsorbent (A) Increases (B) Decreases (C) Remain same (D) Either (A) or (B), depends on the system

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The time required for half of the __________ of a radioactive isotope to decay is called its half life. (A) Nuclei (B) Electrons

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Assertion (A) : Half life of a radioactive isotope is the time required to decrease its mass number by half Reason (R ) : Half life of radioactive iso

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A radioactive isotope has a half-life of 10 days. If today there are 125 g of it left, what was its original weight...

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If a drug is eliminated by first order kinetics: A. A constant amount of the drug will be eliminated per unit time B. Its clearance value will remain constant C. Its elimination half life will increase with dose D. It will be completely eliminated from the body in 2 × half life period

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If a drug is eliminated by first order kinetics: A. A constant amount of the drug will be eliminated per unit time B. Its clearance value will remain constant C. Its elimination half life will increase with dose D. It will be completely eliminated from the body in 2 × half life period

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Assertion (A) : The average life of a radioactive element is infinity Reason (R ) : As a radioactive element disinegrates, more of it is formed in nat

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Can the decay half-life of a radioactive material be changed? -Physics

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A frheshly prepared radioactive source of half life 2 hrs emits radiation of intensity which is 32 times the permissible safe value of intensity. Whic

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Radioactive decay follows first-order kinetic. The mean life and half-life of nuclear decay process are `tau = 1// lambda` and `t_(1//2) = 0.693//lamb

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Radioactive decay follows first-order kinetic. The mean life and half-life of nuclear decay process are `tau = 1// lambda` and `t_(1//2) = 0.693//lamb

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Radioactive decay follows first-order kinetic. The mean life and half-life of nuclear decay process are `tau = 1// lambda` and `t_(1//2) = 0.693//lamb

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Radioactive decay follows first-order kinetic. The mean life and half-life of nuclear decay process are `tau = 1// lambda` and `t_(1//2) = 0.693//lamb

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Radioactive decay follows first-order kinetic. The mean life and half-life of nuclear decay process are `tau = 1// lambda` and `t_(1//2) = 0.693//lamb

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The half life of radioactive isotope is 3 hour. If the initial mass of isotope were 256 g, the mass of it remaining undecayed after 18 hr is a)12 g b)

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A radioactive sample has a half life 1500 years. A sealed tube conataining 1g of the sample will contain after 3000 years,

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A radioactive isotope having a half life of 3 days was received after 12 days. It was found that there were 3 gm of the isotopes in the container. The

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How doses the half-life of a radioactive waste affect the Type of container in witch?

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Give reason: Radioactive material of longer half life is dangerous.

Description : Give reason: Radioactive material of longer half life is dangerous.

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Which of the following commonly used radioactive isotopes has the longest half life? a) Iridium 192 b) Cobalt 60 c) Thulium 170 d) Ytterbium 169

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The physical half life of radioactive 131I is: A. 8 hours B. 8 days C. 16 days D. 60 day

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Which of the following is the same for both radioactive iodine and stable iodine? w) number of neutrons x) mass number y) half-life z) chemical properties

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The atomic number of a radioactive element is not changed, when it emits __________ rays. (A) α (B) β (C) γ (D) α & β

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Last Answer : (C) γ

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

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

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The new nucleus formed after β-decay of a radioactive element has (A) Less atomic number (B) Less atomic weight (C) More atomic number (D) More atomic weight

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If the amount of the steam used in steam distillation is increased, the temperature of distillation (A) Increases (B) Decreases (C) Remains unchanged (D) Depends on relative volatility

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The amount of chemical coagulant added for treatment of polluted water __________ with increase in temperature of the polluted water to be treated. (A) Decreases (B) Increases (C) Remain constant (D) May increase or decrease; depends on the chemical characteristics of polluted water

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