Magnetic Effects of Current and Magnetism-Electric Charge Moving in Magnetic Field (AIIMS Physics): Questions 1 - 4 of 6

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Question number: 1

» Magnetic Effects of Current and Magnetism » Electric Charge Moving in Magnetic Field

Appeared in Year: 1999

MCQ▾

Question

Two identically charged particles A and B initially at rest are accelerated by a common potential difference V. They enter into a uniform transverse magnetic field B and describe a circular path of radii r1, and r2 respectively then their mass ratio is: [AIPMT]

Choices

Choice (4) Response

a.

(r2r1)

b.

(r1r2)2

c.

(r1r2)

d.

(r2r1)2

Question number: 2

» Magnetic Effects of Current and Magnetism » Electric Charge Moving in Magnetic Field

Appeared in Year: 2003

MCQ▾

Question

An electron is traveling along the x-direction. It encounters a magnetic field in the y-direction. Its subsequent motion will be – [AIIMS]

Choices

Choice (4) Response

a.

A circle in the xy-plane.

b.

A circle in the zx-plane.

c.

Straight line along the x-direction.

d.

A circle in the yz-plane.

Question number: 3

» Magnetic Effects of Current and Magnetism » Electric Charge Moving in Magnetic Field

Appeared in Year: 1995

MCQ▾

Question

A beam of electrons moving along + y direction enters in a region of uniform electric and magnetic fields. If the beam goes undeflected through this region then field (B) and (E) are directed respectively: [AIIMS]

Choices

Choice (4) Response

a.

-y axis and -z axis

b.

-x axis and -y axis

c.

+x axis and -x axis

d.

+z axis and -x axis

Question number: 4

» Magnetic Effects of Current and Magnetism » Electric Charge Moving in Magnetic Field

Appeared in Year: 2004

MCQ▾

Question

A proton and an α-particle moving with the same velocity and enter into a uniform magnetic field which is acting normal to the plane of their motion. The ratio of the radii of the circular paths described by the proton and α-particle respectively – [AIIMS]

Choices

Choice (4) Response

a.

1: 4

b.

4: 1

c.

1: 16

d.

1: 2

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