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Worksheets

Right Hand Rule Practice

Total questions: 37

Worksheet time: 33mins

Name
Class
Date
1.
What is the direction of the current in the wire?
a)
up
b)
down
c)
left
d)
right
2.
What is the direction of the current in this wire and what is the direction of the field above the wire?
a)
left, out of the page
b)
left, into the page
c)
right, out of the page
d)
right, into the page
3.
What is the direction of the electron flow?
a)
up the page
b)
down the page
c)
left 
d)
right
4.
What side of the wire is positive?
a)
left
b)
right
5.
What is direction of the magnetic field around the wire?
a)
clockwise
b)
counterclockwise
6.
What is the direction of the force?
a)
into the page
b)
out of the page
c)
left
d)
right
7.
What is the subsequent path of the electron in the magnetic field?
a)
spiral
b)
straight
c)
circular
8.

What is the direction of the force?

a)

into the page

b)

out of the page

c)

up the page

d)

No force on charge

9.
What is the direction of the force acting on the wire?
a)
into the page
b)
out of the page
c)
up the page
d)
none
10.
What is the direction of the current in the wire?
a)
left 
b)
right
c)
up the page
d)
none
11.
What component of the velocity is important to figure out the direction of the force acting on the charge and what direction is the force?
a)
x component, into of page
b)
x component, out of page
c)
y component, into page
d)
y component, out of page
12.
What pole is on the right side of the horseshoe magnet? 
a)
north
b)
south
13.
If the current is going up on the front side of the coil then what side of the electromagnet is north?
a)
Up
b)
Down
c)
Left
d)
Right
14.

Using the 1st right hand rule, if the current is flowing out of the screen then the magnetic fields will flow from...

a)

A to D to C to B and around

b)

A to B to C to D and around

c)

A to C to D to B and around

d)

A to C to B to D and around

15.

Using the 1st right hand rule, if the current is flowing into the screen then the magnetic fields will flow from...

a)

A to D to C to B and around

b)

A to B to C to D and around

c)

A to C to D to B and around

d)

A to C to B to D and around

16.

Moving electricity generates a

a)

Magnetic field

b)

Resistance

c)

Electric field

17.

Using the right-hand-slap rule, A represents

a)

The current

b)

The magnetic field

c)

The direction of the force

18.

Using the right-hand-slap rule, B represents

a)

The current

b)

The magnetic field

c)

The direction of the force

19.

Using the right-hand-spiderman rule, C represents

a)

The current

b)

The magnetic field

c)

The direction of the force

20.

Using the right hand grip rule, A represents the direction of the

a)

current

b)

magnetic field

21.

Using the right hand grip rule, B represents the direction of the

a)

current

b)

magnetic field

22.

Using the right hand slap rule, the force would go

a)

towards you

b)

away from you

c)

to the left

d)

to the right

23.

Using the right hand slap rule, the force would go

a)

towards you

b)

away from you

c)

to the left

d)

to the right

24.

In the solenoid pictured, the north pole would be on the

a)

Left side

b)

Right side

25.

In the solenoid pictured, the north pole would be on the

a)

Left side

b)

Right side

26.

Using the right hand rule (spiderman), if the force is coming towards you and the current is travelling upwards then the

a)

magnetic fields are going to the left

b)

magnetic fields are going to the rightt

c)

magnetic fields are going upwards

d)

magnetic fields are going downwards

27.

Using the right hand rule (spiderman), if the force is coming towards you and the current is travelling downwards then the

a)

magnetic fields are going to the left

b)

magnetic fields are going to the rightt

c)

magnetic fields are going upwards

d)

magnetic fields are going downwards

28.

The direction of the magnetic field at point R caused by the current I in the wire shown above is

a)

to the left

b)

to the right

c)

toward the wire

d)

into the page

e)

out of the page

29.

A particle of charge and mass m moves toward a long wire that carries a current I. At the instant shown above, the particle is a distance r from the wire and is moving perpendicularly toward the wire with speed v . There is a magnetic force on the particle as a result of the current. What is the direction of the magnetic force on the particle at the instant shown?

a)

Toward the wire

b)

Toward the left

c)

Toward the right

d)

Out of the plane of the page

e)

Into the plane of the page

30.

A scientist is studying the radioactive decay of an element and wants to determine the sign of some of the particles emitted. The scientist lets a beam of the particles, all with the same speed, pass through an opening in a shield and enter the field created by a wire carrying a constant current. Paths 1 and 2 represent the observed paths of the particles. Based on the paths, which of the following could be the types of particles?

a)

Particle 1 = electron Particle 2 = alpha

b)

Particle 1 = alpha Particle 2 = electron

c)

Particle 1 = positron Particle 2 = alpha

d)

Particle 1 = alpha Particle 2 = positron

31.

The figure above shows a long, straight wire that has a steady current I in the +y-direction. A small object with charge +q hangs from a thread near the wire. A student wants to investigate the magnetic force on the object due to the current but is not able to observe or measure changes in the tension in the string. Of the following actions that the student can take, which will allow the student to observe a reaction of the object due to the magnetic force on it?

a)

Holding the object motionless

b)

Moving the object in a circle that is centered on the wire and in the x-z plane

c)

Moving the object in the –x-direction

d)

Moving the object in the +y-direction

32.

A wire in the plane of the page carries a current directed toward the top of the page as shown above. If the wire is located in a uniform magnetic field B directed out of the page, the force on the wire resulting from the magnetic field is

a)

directed into the page

b)

directed out of the page

c)

directed to the right

d)

directed to the left

e)

zero

33.

The ends of a metal bar rest on two horizontal north-south rails as shown above. The bar may slide without friction freely with its length horizontal and lying east and west as shown above. There is a magnetic field parallel to the rails and directed north. A battery is connected between the rails and causes the electrons in the bar to drift to the east. The resulting magnetic force on the bar is directed

a)

north

b)

south

c)

east

d)

west

e)

vertically

34.

Two long, parallel, straight wires in the plane of the page each carry a current I to the right, as shown above. Points P1 and P2 are in the plane of the page, with P1 being midway between the wires. Which of the following is true of the net magnetic field at the two points that result from the two currents?

a)

P1 = out of page, P2 = into page

b)

P1 = out of page, P2 = out of page

c)

P1 = zero, P2 = into page

d)

P1 = zero, P2 = out of page

e)

P1 = into page, P2 = into page

35.

Two very long parallel wires carry equal currents in the same direction into the page, as shown above. At point P, which is 10 centimeters from each wire, the magnetic field is

a)

zero

b)

directed into the page

c)

directed out of the page

d)

directed to the right

e)

directed to the left

36.

Two long, straight, parallel wires in the plane of the page carry equal currents I in the same

direction, as shown above. Which of the following correctly describes the forces acting on the wires and the resultant magnetic field at points along the dotted line midway between the wires?

a)

Forces = Attractive, Field = Not zero

b)

Forces = Attractive, Field = Zero

c)

Forces = Zero, Field = Zero

d)

Forces = Repulsive, Field = Not zero

e)

Forces = Repulsive, Field = Zero

37.

The currents in three parallel wires, X, Y, and Z, each have magnitude I and are in the directions shown above. Wire Y is closer to wire X than to wire Z. The magnetic force on wire Y is

a)

zero

b)

into the page

c)

out of the page

d)

toward the bottom of the page

e)

toward the left