In a nuclear reactor, heavy water is usedA. to provide high speed neutronsB. to increase the speed of neutronsC. to capture neutrons produced by nuclear fissionD. to transfer the heat from the nuclear reactor

In a nuclear reactor, heavy water is usedA. to provide high speed neut

1.	In a nuclear reactor, heavy water is usedA. to provide high speed neutronsB. to increase the speed of neutronsC. to capture neutrons produced by nuclear fissionD. to transfer the heat from the nuclear reactor
Answer» Correct Answer - d

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During the transformation of `._(c )X^(a)` to `._(d)Y^(b)` the number of `beta`-particles emitted are a. `d + ((a - b)/(2)) - c` b. `(a - b)/(c )` c. `d + ((a - b)/(2)) + c` d. `2c - d + a = b`A. a. `d + ((a - b)/(2)) - c`B. b. `(a - b)/(c )`C. c. `d + ((a - b)/(2)) + c`D. d. `2c - d + a = b`
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How many `alpha`-particles are emitted in the nuclear transformation: `._(84)Po^(215) rarr ._(82)Pb^(211) + ? ._(2)He^(4)`
Which one of the following nuclear transformation is `(np)` type? a. `._(3)Li^(7) + ._(1)H^(1) rarr ._(4)Be^(7) + ._(0)n^(1)` b. `._(33)As^(75) + ._(5)He^(4) rarr ._(35)Bi^(78) + ._(0)n^(1)` c. `._(83)Bi^(209) + ._(1)H^(2) rarr ._(84)Po^(210) + ._(0)n^(1)` d. `._(21)Sc^(45) + ._(0)n^(1) rarr ._(20)Ca^(45) + ._(1)H^(1)`A. a. `._(3)Li^(7) + ._(1)H^(1) rarr ._(4)Be^(7) + ._(0)n^(1)`B. b. `._(33)As^(75) + ._(5)He^(4) rarr ._(35)Bi^(78) + ._(0)n^(1)`C. c. `._(83)Bi^(209) + ._(1)H^(2) rarr ._(84)Po^(210) + ._(0)n^(1)`D. d. `._(21)Sc^(45) + ._(0)n^(1) rarr ._(20)Ca^(45) + ._(1)H^(1)`
After np orbitals are filled, the next orbital filled will be :-(a). `(n+1)s`(b). `(n+2)p`(c). `(n+1)d`(d). `(n+2)s`A. `(n+1) s`B. `(n+2)p`C. `(n+1) d`D. `(n+2) s`
The total number of `alpha`- and `beta`-particles given out during nuclear given nuclear transformation is:A. `2`B. `4`C. `6`D. `8`
Which one of the following nuclear transformation is `(np)` type? a. `._(3)Li^(7) + ._(1)H^(1) rarr ._(4)Be^(7) + ._(0)n^(1)` b. `._(33)As^(75) + ._(5)He^(4) rarr ._(35)Bi^(78) + ._(0)n^(1)` c. `._(83)Bi^(209) + ._(1)H^(2) rarr ._(84)Po^(210) + ._(0)n^(1)` d. `._(21)Sc^(45) + ._(0)n^(1) rarr ._(20)Ca^(45) + ._(1)H^(1)`A. `._(3)Li^(7) + ._(1)H^(1) rarr ._(4)Be^(7) + ._(0)n^(1)`B. `._(33)As^(75) + ._(2)He^(2) rarr ._(35)Br^(78) + ._(0)n^(1)`C. `._(83)Bi^(209) + ._(1)H^(2) rarr ._(84)Po^(210) + ._(0)n^(1)`D. `._(21)Sc^(45) + ._(0)n^(1) rarr ._(20)Ca^(45) + ._(1)H^(1)`
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The equipment used to carry out nuclear reaction in a controlled manner is calledA. Breeder reactorB. Nuclear reactorC. Thermonuclear fissionD. Cyclotron
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In a nuclear reactor, heavy water is usedA. to provide high speed neutronsB. to increase the speed of neutronsC. to capture neutrons produced by nuclear fissionD. to transfer the heat from the nuclear reactor

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