Related Questions

The root mean square speed of molecules of a gas is equal to (where, m = mass of the molecule K = Boltzman's constant, T = absolute temperature)
A $$\sqrt {\frac{{2{\text{KT}}}}{{\text{m}}}} $$
B $$\sqrt {\frac{{3{\text{KT}}}}{{\text{m}}}} $$
C $$\sqrt {\frac{{6{\text{KT}}}}{{\text{m}}}} $$
D $$\frac{{3{\text{KT}}}}{{\text{m}}}$$
If the kinetic energy and potential energy of a simple harmonic oscillator of amplitude A are both equal to half the total energy, then the displacement is equal to
A $${\text{A}}$$
B $$\frac{{\text{A}}}{2}$$
C $$\frac{{\text{A}}}{{\sqrt 2 }}$$
D $${\text{A}}\sqrt 2 $$
Kinetic energy of the molecules in terms of absolute temperature (T) is proportional to
A T
B J
C J2
D Vr
The universal gas constant (or molar constant) of a gas is the product of
A Molecular mass of the gas and the gas constant
B Atomic mass of the gas and the gas constant
C Molecular mass of the gas and the specific heat at constant pressure
D Molecular mass of the gas and the specific heat at constant volume
For a perfect gas, according to Boyle’s law (where p = Absolute pressure, v = Volume and T = Absolute temperature)
A $$\frac{{\text{v}}}{{\text{T}}}$$ = constant, if p is kept constant
B pv = constant, if T is kept constant
C $$\frac{{\text{T}}}{{\text{p}}}$$ = constant, if v is kept constant
D $$\frac{{\text{p}}}{{\text{T}}}$$ = constant, if v is kept constant
The kinetic energy of gas molecule is zero at
A 0°C
B 273°C
C 100°C
D -273°C
The average translational kinetic energy with which a gas molecule is endowed is dependent on its
A Nature
B Size
C Absolute temperature
D All of the above
STP-তে একটি আদর্শ গ্যাসকে প্রথমে তার প্রাথমিক আয়তনের এক-তৃতীয়াংশে সংকুচিত করা হয়, এবং তারপর প্রসারিত হতে দেওয়া হয় যতক্ষণ না তার চাপ প্রাথমিক চাপের অর্ধেক হয়। উভয় প্রক্রিয়ায় গ্যাসের তাপমাত্রা স্থির থাকে। যদি গ্যাসের প্রাথমিক অভ্যন্তরীণ শক্তি । হয়ে থাকে তাহলে এর চূড়ান্ত অভ্যন্তরীণ শক্তি কত? (An ideal gas at STP is first compressed to one-third of its initial volume and then allowed to expand until its pressure is half the initial pressure. The temperature of the gas remains constant during both the processes. If the initial internal energy of the gas is U, what is its final internal energy?)
A U/3
B U/2
C U
D 2U/3
Universal gas constant is defined as equal to product of the molecular weight of the gas and
A Specific heat at constant pressure
B Specific heat at constant volume
C Ratio of two specific heats
D Gas constant
The pressure of a gas in terms of its mean kinetic energy per unit volume 'E' is equal to
A $$\frac{{\text{E}}}{3}$$
B $$\frac{{\text{E}}}{2}$$
C $$\frac{{3{\text{E}}}}{4}$$
D $$\frac{{2{\text{E}}}}{3}$$

Next steps