Physics-
General
Easy
Question
The ratio of root mean square velocity of 
is
The correct answer is:
Root mean square velocity of gas molecules
Here, 
Related Questions to study
Physics-
The type of a motor car contains air at 15
. If the temperature increases to 35 , the approximate percentage increase is (ignore to expansion of tyre)
The type of a motor car contains air at 15 . If the temperature increases to 35 , the approximate percentage increase is (ignore to expansion of tyre)
Physics-General
Maths-
The number of solution of the equation
denotes the greatest integer function) is
The number of solution of the equationdenotes the greatest integer function) is
Maths-General
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For a real gas (van der Waal’s gas)
For a real gas (van der Waal’s gas)
Physics-General
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Two radioactive sources 
and 
of half lives 1h and 2h respectively initially contain the same number of radioactive atoms. At the end of two hours, their rates of disintegration are in the ratio of
Two radioactive sources and of half lives 1h and 2h respectively initially contain the same number of radioactive atoms. At the end of two hours, their rates of disintegration are in the ratio of
Physics-General
Physics-
The count rate for 10g of radioactive material was measured at different times and this has been shown in figure with scale given. The half-life of the material and the total count in the first half value period, respectively are
The count rate for 10g of radioactive material was measured at different times and this has been shown in figure with scale given. The half-life of the material and the total count in the first half value period, respectively are
Physics-General
Maths-
then
then
Maths-General
Physics-
Neutron decay in free space is given as follows 
Then the parenthesis represents a
Neutron decay in free space is given as follows Then the parenthesis represents a
Physics-General
Physics-
The energy band diagrams for three semiconductor samples of silicon are as shown. We can then assert that
The energy band diagrams for three semiconductor samples of silicon are as shown. We can then assert that
Physics-General
Physics-
In extrinsic semiconductors
In extrinsic semiconductors
Physics-General
Physics-
A Ge specimen is doped with Al. The concentration of acceptor atoms is 
1021 atoms/m3. Given that the intrinsic concentration of electron hole pairs is 
, the concentration of electrons in the specimen is
A Ge specimen is doped with Al. The concentration of acceptor atoms is 1021 atoms/m3. Given that the intrinsic concentration of electron hole pairs is , the concentration of electrons in the specimen is
Physics-General
Physics-
The valence band and conduction band of a solid overlap at low temperature, the solid may be
The valence band and conduction band of a solid overlap at low temperature, the solid may be
Physics-General
Physics-
In a P-type semiconductor, germanium is doped with
In a P-type semiconductor, germanium is doped with
Physics-General
Physics-
The impurity atom added to germanium to make it N-type semiconductor is
The impurity atom added to germanium to make it N-type semiconductor is
Physics-General
Physics-
If 
and 
be the numbers of holes and conduction electrons in an extrinsic semiconductor, then
If and be the numbers of holes and conduction electrons in an extrinsic semiconductor, then
Physics-General
Physics-
When Ge crystals are doped with phosphorus atom, then it becomes
When Ge crystals are doped with phosphorus atom, then it becomes
Physics-General
