Modern Physics> mass-of-a-particle...

The mass of a-particle is

(a) Less than the sum of masses of two protons and two neutrons

(b) Equal to mass of four protons

(c) Equal to mass of four neutrons

(d) Equal to sum of masses of two protons and two neutron

Simran Bhatia , 11 Years ago

Grade 11

1 Answers

Amit Saxena

Last Activity: 11 Years ago

(a)

a-particle = ₂He⁴. It contains 2 p and 2 n.

As some mass is converted into B.E., therefore, mass of a particle is slightly less than the sum of the masses of 2 p and 2 n.

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Modern Physics> mass-of-a-particle...

The mass of a-particle is (a) Less than the sum of masses of two protons and two neutrons (b) Equal to mass of four protons (c) Equal to mass of four neutrons (d) Equal to sum of masses of two protons and two neutron

Simran Bhatia , 11 Years ago

Amit Saxena

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The mass of a-particle is

(a) Less than the sum of masses of two protons and two neutrons

(b) Equal to mass of four protons

(c) Equal to mass of four neutrons

(d) Equal to sum of masses of two protons and two neutron

A nucleus X¹⁸⁴ at rest emitt alpha particle With kinetic energy 9.0MeV. The product Nucleus is Y. The values of Binding energy per nucleon of alpha particle & Y differ by 1.5MeV. The values of Binding energy per nucleon of X & Y differ by (n÷230) MeV, then n is

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