The Concept of Electrical Current (TEST)
1. Who discovered that many substances could be electrified by friction?
a) M.V. Lomonosov
b) W. Gilbert
c) A. Einstein
2. When the great Russian scientist M. V. Lomonosov made theoretical analysis of electrical phenomena
a) In 1756.
b) In 1856
c) In 1576
3. How is nature of electrification explanted at present?
a) By the nucleon theory
b) By the electron theory
c) By the atom theory
4. Find the English equivalent of the word вращаться?
a) To produce
b) To revolve
c) To exist
5. What is a small positively charged mass?
a) Atom
b) Electrons
c) Nucleus
6. How do we call a number of lighter negatively charged particles?
a) Atom
b) Electrons
c) Nucleus
7. Find the English equivalent of the word движение?
a) Motion
b) Circuit
c) Friction
8. How is it spoken when an electric charge is at rest?
a) Static electricity
b) Electric current
c) Conductor
9. What is electric current which flows in the same direction through a conductor?
a) Insulators
b) Electricity
c) Direct current
10. Find the Russian equivalent of the word equal?
a) Широкий
b) Светлый
c) Равный
11. What is semi-conductors?
a) A current which does not change its polarity.
b) A large number of substances that are neither good conductors of nor good insulators.
c) An alternating current.
12. … flows first in one direction and then in the other.
a) Electric circuit
b) An alternating current.
c) Direct current
13. Find the Russian equivalent of the word течение, ток?
a) Circuit
b) Charge
c) Current
14. Find the English equivalent of the word передавать?
a) To transmit
b) To explain
c) To consist
15. The circuit is said to be open when …
a) no break exists-when switches are closed and all connections are properly made
b) some portion of the circuit is made to do useful work
c) no charges can move due to a break in the path
The Concept of Electrical Current TEST.docx
The Concept of Electrical Current (TEST)
1. Who discovered
2.
that
many
substances could be electrified by
friction?
a) M.V. Lomonosov
b) W. Gilbert
c) A. Einstein
When the great Russian scientist
M. V. Lomonosov made theoretical
analysis of electrical phenomena
a) In 1756.
b) In 1856
c) In 1576
3. How is nature of electrification
explanted at present?
a) By the nucleon theory
b) By the electron theory
c) By the atom theory
4. Find the English equivalent of the
word вращаться?
a) To produce
b) To revolve
c) To exist
5. What is a small positively charged
mass?
a) Atom
b) Electrons
c) Nucleus
6. How do we call a number of lighter
negatively charged particles?
a) Atom
b) Electrons
c) Nucleus
7. Find the English equivalent of the
word движение?
a) Motion
b) Circuit
c) Friction
8. How is it spoken when an electric
charge is at rest?
a) Static electricity
b) Electric current
c) Conductor
9. What is electric current which
flows in the same direction through
a conductor?
a) Insulators
b) Electricity
c) Direct current
10.Find the Russian equivalent of the
word equal?
a) Широкий
b) Светлый
c) Равный
11.What is semiconductors?
a) A current which does not
change its polarity.
b) A large number of substances
that are neither good conductors
of nor good insulators.
c) An alternating current.
12.… flows first in one direction and
then in the other.
a) Electric circuit
b) An alternating current.
c) Direct current
13.Find the Russian equivalent of the
word течение, ток?
a) Circuit
b) Charge
c) Current
14.Find the English equivalent of the
word передавать?
a) To transmit
b) To explain
c) To consist
15.The circuit is said to be open when
…
a) no break existswhen switches
are closed and all connections
are properly made
b) some portion of the circuit is
made to do useful work
c) no charges can move due to a
break in the path
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