If there molecules have velocities 0.5, 1 and 2 km/sec respectively compare root mean square velocity and average velocity. a. 33:29 b. 39:29 c. 29:29 d. 29:33 be following statement is correct?
Answers
Answered by
0
Answer:
Explanation:Correct option is
B
1.13
rms speed, v
rms
=
3
v
1
2
+v
2
2
+v
3
2
=
3
(0.5)
2
+(1)
2
+(2)
2
=1.32km s
−1
.
Average speed, v
av
=
3
v
1
+v
2
+v
3
=
3
0.5+1+2
=1.17km s
−1
=
v
av
v
rms
=
1.17
1.32
=1.13.
Similar questions