Nuclear and Particle Physics-Relativistic Kinematics (CSIR Physical Sciences): Questions 1 - 2 of 2

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Passage

Consider the decay process τπ+ντ , in the rest frame of τ. The masses of τ,π and ντ and Mτ,Mπ are zero respectively. (June)

Question number: 1 (1 of 2 Based on Passage) Show Passage

» Nuclear and Particle Physics » Relativistic Kinematics

Appeared in Year: 2011

MCQ▾

Question

The velocity of π is –

Choices

Choice (4) Response

a.

MπcMr

b.

MrcMπ

c.

(Mr2+Mπ2)cMr2Mπ2

d.

(Mr2Mπ2)cMr2+Mπ2

Question number: 2 (2 of 2 Based on Passage) Show Passage

» Nuclear and Particle Physics » Relativistic Kinematics

Appeared in Year: 2011

MCQ▾

Question

The energy of π is

Choices

Choice (4) Response

a.

(MrMπ)c2

b.

(Mτ2Mπ2)c22Mτ

c.

MτMπc2

d.

(Mr2+Mπ2)c22Mτ

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