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# lonised hydrogen atoms and alpha particles enter perpendicular to a uniform magnetic field b. if they enter with same kinetic energy then ratio of their time periods will be

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## Ionized hydrogen atoms and α particles with same momenta enters perpendicular to a constant magnetic field B. The ratio of radii of their paths i.e. rH:rαwill beA. 2: 1B. 1: 2C. 4: 1D. 1: 4

Ionized hydrogen atoms and α particles with same momenta enters perpendicular to a constant magnetic field B. The ratio of radii of their paths i.e. rH:rαwill beA. 2: 1B. 1: 2C. 4: 1D. 1: 4 Home

Ionized hydrogen atoms and α particles with same momenta enters perpendicular to a constant magnetic field B. The ratio of radii of their paths i.e. rH:rαwill beA. 2: 1B. 1: 2C. 4: 1D. 1: 4

Question

Ionized hydrogen atoms and

α

-particles with same momenta enters perpendicular to a constant magnetic field

B

. The ratio of radii of their paths i.e.

r H : r α will be A 2 : 1 B 1 : 2 C 4 : 1 D 1 : 4 Open in App Solution

The correct option is A 2 : 1

q H q α = 1 2 r = m v q B For same momenta, r ∝ 1 q r H r α = q α q H = 2 1 Suggest Corrections 3 SIMILAR QUESTIONS

Q. Ionized hydrogen atoms and

α

-particles with same momenta enters perpendicular to a constant magnetic field

B

. The ratio of radii of their paths i.e.

r H : r α will be

Q. A proton and an

α

- particle (Helium nucleus) enters a uniform magnetic field with their direction of velocity perpendicular to the direction of magnetic field.

( i i i ) If proton and α

- particle enter the magnetic field, perpendicular to it with same momentum, then the ratio of the radii of curvature of proton and

α - particle will be ​​​​​​​ [ 1 Mark ]

Q. A proton and an

α

- particle (Helium nucleus) enters a uniform magnetic field with their direction of velocity perpendicular to the direction of magnetic field.

( i v ) If proton and α

- particle enter the magnetic field, perpendicular to it with same kinetic energy, then the ratio of the radii of curvature of proton and

α - particle will be ​​​​​​​ [ 1 Mark ]

Q. A proton and an

α

- particle (Helium nucleus) enters a uniform magnetic field with their direction of velocity perpendicular to the direction of magnetic field.

( i i ) If proton and α

- particle enter the magnetic field, perpendicular to it with same velocity, then the ratio of the radii of curvature of proton and

α - particle will be [ 1 Mark ]

Q. A proton, deutron and an

α

-particle enter a magnetic field perpendicular to field with same velocity. What is the ratio of the radii of circular paths?

View More

स्रोत : byjus.com

## Ionized hydrogen atoms and alpha

Click here👆to get an answer to your question ✍️ Ionized hydrogen atoms and alpha - particles with same momenta enters perpendicular to a constant magnetic field, B. The ratio of their radii of their paths rH : ralpha will be : Ionized hydrogen atoms and α-particles with same momenta enters perpendicular to a constant magnetic field, B. The ratio of their radii of their paths r

Question H ​ :r α ​ will be :

A

B

C

D

## 1:4

Medium Open in App

Updated on : 2022-09-05

Solution Verified by Toppr

Correct option is A)

We know,

r H ​ = e×B P ​ r α ​ = 2e×B P ​

(As α has 2e of charge on it)

r α ​ r H ​ ​ = 2eB P ​ eB P ​ ​ ⟹ r α ​ r H ​ ​ = 1 2 ​

Hence option A is correct answer

Solve any question of Atoms with:-

Patterns of problems

>

91 9

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## Ionized hydrogen atoms and alpha

r=(mv)/(qB)=(p)/(qB)rArr r alpha(1)/(q) (r(n))/(r)=(q(alpha))/(q(n))=(2)/(1)=2:1 Home > English > Class 12 > Physics > Chapter > Neet >

Ionized hydrogen atoms and alp...

Ionized hydrogen atoms and

α− α-

particle with moments enters perpendicular to a constant megnetic field. B. The ratio of their radii of their paths

r H : r α rH:rα be :

Updated On: 27-06-2022

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Text Solution Open Answer in App A 1:4 1:4 B 2:1 2:1 C 1:2 1:2 D 4:1 4:1 Answer

The correct Answer is B

Solution r= mv qB = p qB ⇒rα 1 q r=mvqB=pqB⇒rα1q r n r = q α q n = 2 1 =2:1 rnr=qαqn=21=2:1 Answer

Step by step solution by experts to help you in doubt clearance & scoring excellent marks in exams.

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Ionized hydrogen atoms and

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आयनीकृत हाइड्रोजन परमाणु तथा

α α

-कण समान संवेग से किसी नियत चुम्बकीय क्षेत्र, B में लम्बवत् प्रवेश करते हैं। इनके पथों की त्रिज्याओं का अनुपात,

r H , r α rH,rα होगा 565113795 400 1.4 K 2:28

आयनीकृत हाइड्रोजन परमाणु तथा

α α

- कण समान संवेग से किसी नियत चुम्बकीय क्षेत्र, B में लम्बवत प्रवेश करते हैं। इनके पथों की त्रिज्याओं का अनुपात,

r H : r α rH:rα होगा 647135239 900 8.3 K 11:23

A deuteron and an alpha particle having equal kinetic energy enter perpendicular into a magnetic field. Let

r d and r α rdandrα

be their respective radii of circular path. The value of

r d r α rdrα is equal to : Show More Comments

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