22. Of the following quantities which one has dimensions different from the remaining three?
(2) Force per unit area
(1) Energy per unit volume
(3) Product of voltage and charge per unit volume (4) Angular momentum per unit mass
Answers
Answered by
1
Answer:
Energy density =
volume
energy
=
L
3
ML
2
T
−2
=ML
−1
T
−2
Force per unit area =
L
2
MLT
−2
=ML
−1
T
−2
Product of the charge per unit volume and voltage =Q
Volume
(IT)V
=
L
3
ML
2
T
−2
=ML
−1
T
−2
Angular momentum per unit mass =
M
M
1
L
2
T
−1
=L
2
T
−1
So, option D is correct.
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