The masses of neutron and proton are 1.0087 a.m.u. and 1.0073 a.m.u. respectively. If the neutrons and protons combine to form a helium nucleus (alpha particle) of mass 4.0015 a.m.u. The binding energy of the helium nucleus will be (1 a.m.u.= 931 MeV) :

(a) 28.4 MeV               (b) 20.8 MeV
(c) 27.3 MeV               (d) 14.2 MeV

Concept Questions :-

Nuclear binding energy
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Atomic power station at Tarapore has a generating capacity of 200 MW. The energy generated in a day by this station is

(a) 200 MW                (b) 200 J
(c) 4800×106 J          (d) 1728×1010 J

Concept Questions :-

Nuclear binding energy
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One microgram of matter converted into energy will give

(a) 90 J                     (b) 9×103 J 
(c) 9×1010 J             (d) 9×107 J

Concept Questions :-

Nuclear binding energy
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The average binding energy per nucleon in the nucleus of an atom is approximately 
(a) 8 eV              (b) 8 KeV
(c) 8 MeV            (d) 8 J

Concept Questions :-

Nuclear binding energy
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The binding energy of deuteron H12 is 1.112 MeV per nucleon and an α-particle He24 has a binding energy of 7.047 MeV per nucleon. Then in the fusion reaction H12+H12He24+Q, the energy Q released is

(a) 1 MeV             (b) 11.9 MeV
(c) 23.8 MeV         (d) 931 MeV

Concept Questions :-

Nuclear binding energy
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Binding energy of a nucleus is
(a) Energy given to its nucleus during its formation
(b) Total mass of nucleus converted to energy units
(c) Loss of energy from the nucleus during its formation
(d) Total K.E. and P.E. of the nucleons in the nucleus

Concept Questions :-

Nuclear binding energy
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Which of the following pairs is an isobar 
(a) H11 and H21                (b) H21 and H31
(c) C126 and C136              (d) P3015 and Si3014

Concept Questions :-

Mass-energy equivalent
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Equivalent energy of mass equal to 1 a.m.u. is

(a) 931 KeV                (b) 931 eV
(c) 931 MeV                (d) 9.31 MeV

Concept Questions :-

Mass-energy equivalent
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The binding energies per nucleon for a deuteron and an particle are x1 and x2 respectively. What will be the energy Q released in the reaction H21+H21He42+Q

(a) 4x1+x2             (b) 4x2-x1
(c) 2x1+x2             (d) 2x2-x1

Concept Questions :-

Nuclear binding energy
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The mass number of a nucleus is equal to the number of

(a) Electrons it contains           (b) Protons it contains
(c) Neutrons it contains           (d) Nucleons it contains

Concept Questions :-

Mass-energy equivalent
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