Biology, 13.03.2021 05:40 sindy35111
1. How many electrons make up a charge of -30 C?
2. What is the magnitude of the force a +25 C charge exerts on a +3.0
mC charge 35 cm. away?
3. A balloon rubbed against denim gains a charge of -8.0 C. What is
the electric force between the balloon and the denim when the two
are separated by a distance of 5.0 cm( Assume that the charges are
located at a point).
4. A small cork with an excess charge of +6 C is placed 0.12 m from
another cork, with carries a charge of -4.3 C.
a. What is the magnitude of the electric force between the corks?
b. Is this force attractive or repulsive?
c. How many excess electrons are on the negative cork?
d. How many electrons has the positive cork lost?
5. What are the magnitude of and direction of the electric force on an
electron in a uniform electric field of strength 2360 N/C that points
due east?
6. A downward force of 8.4 N is exerted on a -8.8 C charge. What are
the magnitude and the direction of the electric field at this point?
7. *What is the magnitude of the acceleration experienced by an
electron in an electric field of 750 N/C? How does the direction of
the acceleration depend on the direction of the field at that point?
8. *An electron is released from rest in a uniform electric field and
accelerates to the north at a rate of 115 m/s2
. What are the magnitude
and direction of the electric field?
9. Draw approximately, the electric field lines about two point charges
+Q and -3Q which are a distance l apart.
Answers: 2
Biology, 21.06.2019 17:30
If the birth rate of a population of dolphins is 2.0, the death rate is 0.5, and the population size is 100, what is this dolphin's population growth?
Answers: 1
Biology, 22.06.2019 13:30
How does the color of light affect the germination time (amount time a plant takes to develop) of a radish seed?
Answers: 3
Biology, 22.06.2019 15:30
The image shows a group of fish. the type of social behavior shown in the image is called
Answers: 2
Biology, 23.06.2019 00:30
What is the name of the protein found in erythrocytes that transports respiratory gases and provides the red color?
Answers: 2
1. How many electrons make up a charge of -30 C?
2. What is the magnitude of the force a +25 C ch...
Mathematics, 10.02.2021 08:40
Mathematics, 10.02.2021 08:40
Mathematics, 10.02.2021 08:40
History, 10.02.2021 08:40
Mathematics, 10.02.2021 08:40
Advanced Placement (AP), 10.02.2021 08:40
Mathematics, 10.02.2021 08:40
Geography, 10.02.2021 08:40
Arts, 10.02.2021 08:40
History, 10.02.2021 08:40