Magnetic Effects of Current and Magnetism (KVPY Stream-SA (Class 11) Physics): Questions 3 - 5 of 8

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Question number: 3

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

Appeared in Year: 2014

MCQ▾

Question

A charged particle, initially at rest at O, when released follows a trajectory as shown. Such a trajectory is possible in the presence of,

A trajectory of a charged particle

A Trajectory of a Charged Particle

Figure shows a trajectory of a charged particle.

Choices

Choice (4) Response

a.

Electric field of constant magnitude and constant direction

b.

Electric field of constant magnitude and varying direction

c.

Electric and magnetic fields of constant magnitudes and constant directions which are parallel to each other.

d.

Magnetic field of constant magnitude and varying direction

Question number: 4

» Magnetic Effects of Current and Magnetism » Bar Magnet

Appeared in Year: 2014

MCQ▾

Question

Two identical bar magnets are held perpendicular to each other with a certain separation, as shown below. The area around the magnets is divided into four zones

Two identical bar magnets held in four zones

Two Identical Bar Magnets Held in Four Zones

Figure shows two identical bar magnets are held perpendicular to each other with certain separation with in four zones.

Given that there is a neutral point it is located in

Choices

Choice (4) Response

a.

Zone III

b.

Zone II

c.

Zone I

d.

Zone IV

Question number: 5

» Magnetic Effects of Current and Magnetism » Biot - Savart Law

MCQ▾

Question

Three infinitely long identical conductors are placed along OX, OY and OZ of coordinate axes, O being their common end. Current in OX is 2I and those in OY and OZ are I and I. The magnetic field at point P (0, -d, 0) is –

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

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