MCQ
The moleculear motion equation of gases is:
  • A
    PV = 1/3 mnv
  • B
    PV = 1/3 mn
  • $PV =1 / 3 mnc ^2$
  • D
    PV = 3/2 mnV

Answer

Correct option: C.
$PV =1 / 3 mnc ^2$
C

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Similar questions

An unbanked curve has a radius of $60\,m$. The maximum speed at which a car can make a turn if the coefficient of static friction is $0.75$, is ...... $m/s$
If boiling point of a liquid is $95^{\circ} F$, what will be the reading at Celsius scale?
During an adiabatic process, the pressure of a gas is proportional to the cube of its absolute temperature. The value of $\frac{\text{C}_{\text{p}}}{\text{C}_\text{v}}$ for that gas is:
The pulley in the diagram is smooth and light. The masses of $A$ and $B$ are $5\ kg$ and $2\ kg.$ The acceleration of the system is:
A horizontal right angle pipe bend has crosssectional area $=$ $10 $ $cm^2$ and water flows through it at speed $=$ $20$ $m/s$. The force on the pipe bend due to the turning of water is ........ $N$
______ of a two particle system depends only on the separation between the two particles. The most appropriate choice for the blank space in the above sentence is:
Conservation laws are such that:
A particle is released from rest from a tower of height $3\, h$. The ratio of times to fall  equal heights $h$, i.e., $t_1 : t_2 : t_3$ is
Two balls $A$ and $B$ having masses $1\, kg$ and $2\, kg$, moving with speeds $21\, m/s$ and $4\, m/s$ respectively in opposite direction, collide head on. After collision Amoves with a speed of $1\, m/s$ in the same direction, then the coefficient of restitution is
$Assertion :$ Air quickly leaking out of a balloon becomes cooler.
$Reason :$ The leaking air undergoes adiabatic expansion.