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IB-D.3 Part 2

Authored by Christophe Maruniak

Physics

12th Grade

Used 20+ times

IB-D.3 Part 2
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28 questions

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1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

What is the shape of a magnetic field around a wire?

Media Image
Media Image
Media Image
Media Image

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

What is the shape of a magnetic field around a coil?

Media Image
Media Image
Media Image
Media Image

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

What does the following represent?

⊗⊗⊗⊗⊗⊗⊗⊗⊗⊗⊗⊗⊗⊗⊗⊗

⊗⊗⊗⊗⊗⊗⊗⊗⊗⊗⊗⊗⊗⊗⊗⊗

⊗⊗⊗⊗⊗⊗⊗⊗⊗⊗⊗⊗⊗⊗⊗⊗

Multiplied by a billion

A piece of modern art

Uniform magnetic field directed into the screen away from you

Uniform magnetic field directed out of your screen at you

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

A straight wire carrying a 9.0 A current is in a uniform magnetic field oriented at right angles to the wire. When 75 cm of wire is in the field, the force on the wire is 1.2 N. What is the strength of the magnetic field (B)? HINT: F=I.L.B

= 0.18 N
= 0.18 T
= 0.18 Cm
= 0.18 

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

The SI unit of magnetic field is

weber

gauss

tesla

farad

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

magnetic flux density = 0.45 T, current = 1.37 A, length = 1.9 m, force on a conductor carrying a current = ?

0.0851

1.17

0.317

0.106

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

force on a conductor carrying a current = 2.43 N, magnetic flux density = 2.69 T, length = 8.5 m, current = ?

0.0851

1.17

0.317

0.106

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