Physics II Lab Exam 1 ACTUAL UPDATED QUESTIONS AND CORRECT ANSWERS
Which of the following have an effect on the electric Distance
force between two charged particles? Charge
(Speed
Mass
Distance
Charge)
The magnitude of the electric force between two 12 Newtons
charged particles is 3 Newtons. What would the force be
if the same two charges were moved so that the distance
between them was half the original distance?
What is the magnitude of the force between two charges 8.99 x 10^9 N
of 1.0 C each which are 1.0 meter apart?
If you double the charge of an object... You double the force
(You quarter the force
You quadruple the force
You double the force
You halve the force)
If you double the distance of an object... You quarter the force
(You quadruple the force
You halve the force
You quarter the force
You double the force)
Two charged spheres 10 cm apart attract each other with 1.2 x 10^-5 N
a force of 3.0 x 10-6 N. What force result if both charges
are doubled and the distance remains the same.
The force of electrostatic repulsion between two small 4.0 x 10^-6 N
positively charged objects, A and B, is 3.6 x 10 -5 N when
AB = 0.12m. What is the force of repulsion if AB is
increased to 0.36 m?
Calculate the force between charges of 5.0 x 10 -8 C and 1.8 x 10^-2 N
1.0 x 10 -7 C if they are 5.0 cm apart.
What is the magnitude of the force a 1.5 x 10 -6 C charge 1.9 N
exerts on a 3.2 x 10 -4 C charge located 1.5 m away?
Two spheres; 4.0 cm apart, attract each other with a force 1.0 x 10 ^-11 C; 2.0 x 10 ^-11 C
of 1.2 x 10 -9 N. Determine the magnitude of the charge
on each, if one has twice the charge (of the opposite
sign) as the other.
, Two equal charges of magnitude 1.1 x 10 -7 C experience 51 cm
an electrostatic force of 4.2 x 10 -4 N. How far apart are
the centers of the two charges?
Two like and equal charges are at a distance of 5 cm and 5.0 x 10^-8 C
exert a force of 9×10−3 N on each other. Find the
magnitude of each charge.
Two charged point particles are 4.41 cm apart. They are 2.54 cm
moved and placed in a new position. The force between
them is found to have tripled. How far apart are they
now?
Two coins lie 1.5 meters apart on a table. They carry 2.23×10^−5 C
identical electric charges. Approximately how large is the
charge on each coin if each coin experiences a force of
2.0 N?
What is the magnitude of the force between two charges 8.99 x 10^9 N
of 1.0 C each which are 1.0 meter apart?
The electric field lines of a negative charge point radially False
away from the charge.
(True
False)
A positive charge is placed directly in the middle of two The charge would not move
negative charges with the same charge magnitude. Which
direction would the charge move if it is released from
rest.
(The charge would not move
The charge would move to the right
The charge would move to the left)
What happens to the electric potential of a positive It decreases
charge as it is moved closer to a negative charge?
(It decreases
It increases
It stays the same)
The magnitude of the electric field due a charged 4 times stronger
particle at a distance of 2 meters is 0.5 V/m. How much
stronger or weaker is the electric field if we instead
measure it at a distance of 1 meter?
(4 times stronger
2 times stronger
4 times weaker
2 times weaker)
Which of the following have an effect on the electric Distance
force between two charged particles? Charge
(Speed
Mass
Distance
Charge)
The magnitude of the electric force between two 12 Newtons
charged particles is 3 Newtons. What would the force be
if the same two charges were moved so that the distance
between them was half the original distance?
What is the magnitude of the force between two charges 8.99 x 10^9 N
of 1.0 C each which are 1.0 meter apart?
If you double the charge of an object... You double the force
(You quarter the force
You quadruple the force
You double the force
You halve the force)
If you double the distance of an object... You quarter the force
(You quadruple the force
You halve the force
You quarter the force
You double the force)
Two charged spheres 10 cm apart attract each other with 1.2 x 10^-5 N
a force of 3.0 x 10-6 N. What force result if both charges
are doubled and the distance remains the same.
The force of electrostatic repulsion between two small 4.0 x 10^-6 N
positively charged objects, A and B, is 3.6 x 10 -5 N when
AB = 0.12m. What is the force of repulsion if AB is
increased to 0.36 m?
Calculate the force between charges of 5.0 x 10 -8 C and 1.8 x 10^-2 N
1.0 x 10 -7 C if they are 5.0 cm apart.
What is the magnitude of the force a 1.5 x 10 -6 C charge 1.9 N
exerts on a 3.2 x 10 -4 C charge located 1.5 m away?
Two spheres; 4.0 cm apart, attract each other with a force 1.0 x 10 ^-11 C; 2.0 x 10 ^-11 C
of 1.2 x 10 -9 N. Determine the magnitude of the charge
on each, if one has twice the charge (of the opposite
sign) as the other.
, Two equal charges of magnitude 1.1 x 10 -7 C experience 51 cm
an electrostatic force of 4.2 x 10 -4 N. How far apart are
the centers of the two charges?
Two like and equal charges are at a distance of 5 cm and 5.0 x 10^-8 C
exert a force of 9×10−3 N on each other. Find the
magnitude of each charge.
Two charged point particles are 4.41 cm apart. They are 2.54 cm
moved and placed in a new position. The force between
them is found to have tripled. How far apart are they
now?
Two coins lie 1.5 meters apart on a table. They carry 2.23×10^−5 C
identical electric charges. Approximately how large is the
charge on each coin if each coin experiences a force of
2.0 N?
What is the magnitude of the force between two charges 8.99 x 10^9 N
of 1.0 C each which are 1.0 meter apart?
The electric field lines of a negative charge point radially False
away from the charge.
(True
False)
A positive charge is placed directly in the middle of two The charge would not move
negative charges with the same charge magnitude. Which
direction would the charge move if it is released from
rest.
(The charge would not move
The charge would move to the right
The charge would move to the left)
What happens to the electric potential of a positive It decreases
charge as it is moved closer to a negative charge?
(It decreases
It increases
It stays the same)
The magnitude of the electric field due a charged 4 times stronger
particle at a distance of 2 meters is 0.5 V/m. How much
stronger or weaker is the electric field if we instead
measure it at a distance of 1 meter?
(4 times stronger
2 times stronger
4 times weaker
2 times weaker)
