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WorksheetsPhisProb R2
Total questions: 103
Worksheet time: 34mins
Name
Class
Date
1.
What is the point of the substance, which are in equilibrium of its three-phase state?
a)
triple point
b)
this point
c)
point substances into a liquid
d)
point liquid turns to gas
e)
sublimation point
2.
What is called the melting of the substance?
a)
Conversion to the liquid crystalline material
b)
The melting of the crystal
c)
The softening of the crystal
d)
Hardening of the crystal
e)
There is no right answer
3.
What is called a reversible process?
a)
The process, for which the possible reverse transition from the final state to the initial through the same intermediate states, as in the direct transition
b)
The process that takes place in the forward direction
c)
The process takes place in the opposite direction
d)
Repeating the process
e)
The process of transition from one equilibrium state to another through a non-equilibrium state
4.
What is called cyclic process?
a)
The process, for which the initial and final states of the system are the same
b)
The process that takes place in the forward direction
c)
The process takes place in the opposite direction
d)
Repeating the process
e)
The process, for which the work done by the gas, a figure equal to the area covered by the initial and final states of the system
5.
The formula for the osmotic pressure of the solution
a)
Van't Hoff
b)
Van der Waals
c)
Maxwell
d)
Boltzmann
e)
Clapeyron
6.
Why is dependent osmotic pressure
a)
temperature
b)
by volume
c)
the density
d)
the product of volume and density
e)
reverse action temperature
7.
The concentration of gas molecules is increases by 5 times, during the isobaric process. How will its average kinetic energy?
a)
5 times decrease
b)
25-fold decrease
c)
2-fold increase
d)
5 times increase
e)
Will not change
8.
The value of the universal constant of gas
a)
R=8,31 Дж/(моль К)
b)
R=83,1 Дж/(моль К)
c)
R=831 Дж/(моль К)
d)
R=80,31 Дж/(моль К)
e)
R=81,31 Дж/(моль К)
9.
The Boltzmann constant is means as
a)
k
b)
m
c)
n
d)
p
e)
v
10.
Average path that passes molecules are free from collision to collision is called
a)
mean free path
b)
short mean free path
c)
a large mean free path
d)
average weight of the free path
e)
the average density of the mean free path
11.
Designation the mean free path
a)
λ
b)
n
c)
m
d)
h
e)
g
12.
Determine unit of thermodynamics temperature
a)
Kelvin
b)
Oswald
c)
Newton
d)
Faraday
e)
Hertz
13.
How name thermodynamic quantities that characterize state of thermodynamic equilibrium of a macroscopic systems
a)
temperature
b)
weight
c)
volume
d)
pressure
e)
density
14.
Define process when the T= const
a)
isothermal
b)
Helmholtz
c)
isobaric
d)
adiabatic
e)
polytropic
15.
Processes with V=const
a)
isochoric
b)
isobaric
c)
isothermal
d)
adiabatic
e)
polytropic
16.
How name the process with P=const
a)
isobaric
b)
isochoric
c)
isothermal
d)
polytropic
e)
adiabatic
17.
How call process that characterized by the lack of gas exchange with the environment
a)
adiabatic
b)
isochoric
c)
isobaric
d)
isothermal
e)
circular
18.
Whose law describes of isothermal process
a)
Boyle
b)
Gay-Lussac
c)
Charles
d)
Mendeleev -Klapeyrona
e)
Ohm
19.
Whose law describes of isochoric processes
a)
Charles
b)
Ohm
c)
Gay-Lussac
d)
Thomson
e)
Lenz
20.
The isobaric process describes law of
a)
Gay-Lussac
b)
Newton
c)
Clapeyron
d)
Lorenz
e)
Ampere
21.
Adiabatic process submit to …. law
a)
Poisson
b)
Lorenz
c)
fermi
d)
Newton
e)
Mendeleev
22.
What is meaning of the universal gas constant
a)
R=8,31 Дж/(моль К)
b)
R=83,1 Дж/(моль К)
c)
R=831 Дж/(моль К)
d)
R=80,31 Дж/(моль К)
e)
R=81,31 Дж/(моль К)
23.
Molar mass is:
a)
the mass of one mole of a substance
b)
the mass of all the molecules included in the composition of the substance
c)
the mass of the molecules, consisting of only atoms of this substance
d)
the mass of carbon contained in 0,012 kg
e)
mass of all molecules of a given substance
24.
Isothermal process is:
a)
the process occurring in the gas constant and the mass constant molar mass of at constant temperature
b)
a process occurring with a constant mass of gas, limited hard the walls of the vessel
c)
the process occurring in the gas, the chemical composition of which is not changed
d)
the process occurring in the gas at low pressure
e)
a process occurring at constant thermodynamic parameters
25.
The temperature at which vapor in the air becomes rich called:
a)
dew point
b)
point humidity
c)
saturation point
d)
Curie point
e)
freezing point
26.
A molecule of a substance is called:
a)
the smallest particle of substance that retains the chemical properties of this substances.
b)
the smallest particle of matter that retains the physical and chemical properties of this substance.
c)
the smallest piece of matter that spontaneously randomly moves.
d)
the smallest particle that can be separated from this substance.
e)
the smallest part of a substance that retains all the physical properties of this substances.
27.
Mole is:
a)
the amount of substance that contains a number of molecules equal to 6,02∙1023.
b)
the amount of substance whose molecules move with the same module, but different in the direction of the velocity.
c)
the amount of matter, all molecules of which are moving with the same speeds.
d)
the amount of matter, all molecules of which are identical.
e)
the amount of substance that contains as many molecules, how many of them contains 12 kg of carbon.
28.
For the isochoric process in an ideal gas the first law of thermodynamics has view:
a)
Q = ΔU
b)
Q = ΔU + A
c)
Q = ΔU
d)
Q = A
e)
0 = ΔU + A
29.
If a process of working gas and the change in its internal energy equal in magnitude but opposite in sign, then the process is …
a)
adiabatic
b)
isothermal
c)
isochoric
d)
isobaric
e)
thermodynamic
30.
Small compressibility of liquids is due to the fact that …
a)
the distance between the centers of the molecules is comparable with their size
b)
the interaction time of the molecules is very small
c)
the molecules of liquids almost never interact with each other
d)
distance between molecules is many times their size
e)
the molecules of liquids are loosely attracted to each other
31.
An ideal heat engine receives from the heater of 7.0 MJ and gives the refrigerator is 4.2 MJ. The efficiency of the engine is equal to
a)
0.4
b)
0.6
c)
0.2
d)
0.1
e)
0.3
32.
Mixed the two masses of water taken at temperatures of 50 °C and 0°C. the temperature the mixture is 20 °C. the Ratio of the mass of the mixed water is
a)
2:3
b)
1:1
c)
2:5
d)
2:1
e)
2:7
33.
Ideal heat engine receives from the heater of 7.0 MJ and gives the refrigerator is 4.2 MJ. The efficiency of the engine is equal to
a)
40y %
b)
0.6
c)
0.2
d)
0.1
e)
0.3
34.
If the temperature of the gas to reduce in 3 times at a constant concentration of the gas molecules, the gas pressure
a)
reduced in 3 times
b)
will increase 3 times
c)
not change
d)
reduced in 6 times
e)
will increase 6 times
35.
The ice melts at a temperature of
a)
0 °C
b)
-1 °C
c)
-4 °C
d)
100 °C
e)
300 °C
36.
Adiabatic process – a process in which the system
a)
neither receives nor gives off heat
b)
comes to thermal equilibrium with the environment
c)
gives off heat
d)
gets warm
e)
does not change its parameters
37.
So that at constant pressure the volume of gas increased 2 times, it the temperature should
a)
to increase in 2 times
b)
to reduce in 2 times
c)
to leave unchanged
d)
to reduce in 4 times
e)
to increase 4 times
38.
Under what conditions are met the law of Gay-Lussac?
a)
the pressure and mass of gas do not change
b)
the gas pressure does not change
c)
the temperature and mass of gas constant
d)
the temperature of the gas constant
e)
the volume of gas does not change
39.
Under what conditions are met the law of Charles?
a)
the volume and mass of gas do not change
b)
the gas pressure does not change
c)
the temperature and mass of gas constant
d)
the temperature of the gas constant
e)
the volume of gas does not change
40.
The electric current in a wire is defined as the net amount of
a)
charge that passes through the wire’s full cross section at any point per unit time
b)
mass that passes through the wire’s full cross section at any point per unit time
c)
moles that passes through the wire’s full cross section at any point per unit time
d)
light that passes through the wire’s full cross section at any point per unit time
e)
volume that passes through the wire’s full cross section at any point per unit time
41.
The amount of charge that passes through the wire’s full cross section at any point per unit time is named
a)
electric current
b)
electric intensity
c)
electric resistance
d)
electric power
e)
electric voltage
42.
Point unit of electric current
a)
Ampere
b)
Ohm
c)
Carnot
d)
Otto
e)
Newton
43.
Define electric current mean
a)
I
b)
P
c)
R
d)
N
e)
L
44.
Choose unit of resistance
a)
Ohm
b)
Pascal
c)
Avogadro
d)
Celsius
e)
Farad
45.
Choose resistance mean
a)
R
b)
L
c)
G
d)
F
e)
D
46.
Define unit of electric power
a)
Watt
b)
Ohm
c)
Ampere
d)
Farad
e)
Celsius
47.
Electric power mean is
a)
P
b)
E
c)
H
d)
D
e)
S
48.
When a battery is connected to a circuit, the current moves steadily in one direction. This is called
a)
direct current
b)
alternating current
c)
power
d)
resistance
e)
resistivity
49.
Direct current is denoted
a)
dc
b)
ac
c)
sd
d)
df
e)
hj
50.
The electric generators at electric power plants produces
a)
alternating current
b)
direct current
c)
power
d)
temperature
e)
velocity
51.
The alternating current is denoted
a)
ac
b)
dc
c)
fc
d)
sc
e)
zc
52.
Electric current per unit cross-sectional area at any point in space is
a)
current density
b)
current power
c)
resistance
d)
velocity
e)
humidity
53.
The current density is denoted
a)
j
b)
i
c)
p
d)
m
e)
n
54.
Battery itself has some resistance, which is named
a)
internal resistance
b)
resistivity
c)
voltage
d)
current
e)
force
55.
Circuits, that contain both resistance and capacitance is
a)
RC circuit
b)
SD circuit
c)
OP circuit
d)
LK circuit
e)
QW circuit
56.
What used to measure current
a)
ammeter
b)
voltmeter
c)
scale
d)
thermometer
e)
capacitor
57.
What used to measure potential difference or voltage
a)
voltmeter
b)
ammeter
c)
scale
d)
thermometer
e)
lens
58.
Use to measure voltage, resistance, current
a)
multimeters
b)
thermometers
c)
capacitor
d)
engine
e)
pump
59.
What abbreviation for elementary charge
a)
e
b)
k
c)
l
d)
m
e)
n
60.
Define abbreviation for intensity of electric field
a)
E
b)
M
c)
B
d)
L
e)
P
61.
Electric field lines due to 2 equal charges of opposite sign, a combination known as an
a)
electric dipole
b)
charge
c)
intensity
d)
voltage
e)
ohm
62.
How called the quantity
a)
dipole moment
b)
charge
c)
displacement
d)
motion
e)
vector
63.
Choose dipole symbol
a)
p
b)
f
c)
d
d)
x
e)
h
64.
Point the scientist, who developed an important relation between electric charge and electric field
a)
K.F.Gauss
b)
I.Newton
c)
Carnot
d)
Otto
e)
Celsius
65.
The Designation of temperature
a)
T
b)
V
c)
X
d)
Z
e)
A
66.
Thermodynamic quantities characterizing the state of thermodynamic equilibrium of a macroscopic system
a)
temperature
b)
weight
c)
volume
d)
pressure
e)
density
67.
Process of flowing at a constant temperature
a)
isothermal
b)
Helmholtz
c)
isobaric
d)
adiabatic
e)
polytropic
68.
The processes occurring at constant volume
a)
isochoric
b)
isobaric
c)
isothermal
d)
adiabatic
e)
polytropic
69.
The processes occurring at constant pressure
a)
isobaric
b)
isochoric
c)
isothermal
d)
polytropic
e)
adiabatic
70.
Process is characterized by the lack of gas exchange with the environment
a)
adiabatic
b)
isochoric
c)
isobaric
d)
isothermal
e)
circular
71.
The isothermal process describes
a)
Boyle
b)
Gay-Lussac
c)
Charles
d)
Mendeleev -Klapeyron
e)
Ohm
72.
The isochoric process describes the law
a)
Charles
b)
Ohm
c)
Gay-Lussac
d)
Thomson
e)
Lenz
73.
The isobaric process describes the law
a)
Gay-Lussac
b)
Newton
c)
Clapeyron
d)
Lorenz
e)
Ampere
74.
The adiabatic process describes the law
a)
Poisson
b)
Lorenz
c)
Fermi
d)
Newton
e)
Mendeleev
75.
Designation of the universal gas constant
a)
R
b)
U
c)
F
d)
L
e)
H
76.
Mean negative charge
a)
-
b)
+
c)
*
d)
^
e)
&
77.
Point device that used for detecting charge
a)
electroscope
b)
microscope
c)
meter
d)
pump
e)
mirror
78.
Point the abbreviation for electric charge
a)
C
b)
M
c)
B
d)
L
e)
P
79.
Mean the abbreviation for power
a)
W
b)
M
c)
B
d)
L
e)
P
80.
Mean the abbreviation for electric potential
a)
V
b)
M
c)
B
d)
L
e)
P
81.
Define abbreviation for capacitance
a)
F
b)
M
c)
B
d)
L
e)
P
82.
Determine abbreviation for magnetic field
a)
T
b)
M
c)
B
d)
L
e)
P
83.
Determine abbreviation for magnetic flux
a)
Wb
b)
M
c)
B
d)
L
e)
P
84.
Choose abbreviation for inductance
a)
H
b)
M
c)
B
d)
L
e)
P
85.
Point the measurement unit for electric charge
a)
Coulomb
b)
Newton
c)
Pascal
d)
Celsius
e)
Tesla
86.
Point the measurement unit for power
a)
Watt
b)
Newton
c)
Pascal
d)
Celsius
e)
Tesla
87.
Unit for electric potential
a)
Volt
b)
Newton
c)
Pascal
d)
Celsius
e)
Tesla
88.
The measurement unit for electric resistance
a)
Ohm
b)
Newton
c)
Pascal
d)
Celsius
e)
Tesla
89.
Choose measurement unit for capacitance
a)
Farad
b)
Newton
c)
Pascal
d)
Celsius
e)
Tesla
90.
The unit of electric power is
a)
Watt
b)
Ohm
c)
Ampere
d)
Farad
e)
Celsius
91.
Electric power is denoted by
a)
P
b)
E
c)
H
d)
D
e)
S
92.
When a battery is connected to a circuit, the current moves steadily in one direction. This is called a
a)
direct current
b)
alternating current
c)
power
d)
resistance
e)
resistivity
93.
Direct current is denoted by
a)
dc
b)
ac
c)
sd
d)
df
e)
hj
94.
Electric generators at electric power plants produce
a)
alternating current
b)
direct current
c)
power
d)
temperature
e)
velocity
95.
Alternating current is denoted by
a)
ac
b)
dc
c)
fc
d)
sc
e)
zc
96.
The electric current per unit cross-sectional area at any point in space is
a)
current density
b)
current power
c)
resistance
d)
velocity
e)
humidity
97.
Current density is denoted by
a)
j
b)
i
c)
p
d)
m
e)
n
98.
The battery itself has some resistance, which is called
a)
internal resistance
b)
resistivity
c)
voltage
d)
current
e)
force
99.
Circuits that contain both resistance and capacitance is called
a)
RC circuit
b)
SD circuit
c)
OP circuit
d)
LK circuit
e)
QW circuit
100.
To measure current use
a)
ammeter
b)
voltmeter
c)
scale
d)
thermometer
e)
capacitor
101.
To measure potential difference or voltage use
a)
voltmeter
b)
ammeter
c)
scale
d)
thermometer
e)
lens
102.
Can use measure voltage, current, resistance
a)
multimeters
b)
thermometers
c)
capacitor
d)
engine
e)
pump
103.
The unit for magnetic field is the
a)
Tesla
b)
Newton
c)
Carnot
d)
Ohm
e)
Ampere
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