Dimensions of Physics Quantities NEET Questions

Physics - Physics and Measurement

Dimensions of Physics Quantities MCQ Questions


7.
The dimensional formula of mass density (ρ = m/V) is:
A.
[ML³T⁰]
B.
[ML⁻³T⁰]
C.
[M⁻¹L³T⁰]
D.
[ML³T⁻¹]
😑 View Answer Rough Work Error
ANSWER :
B. [ML⁻³T⁰]
8.
The dimensional formula of speed/velocity is:
A.
[MLT⁻²]
B.
[M⁰LT⁻²]
C.
[M⁰LT⁻¹]
D.
[ML²T⁻¹]
😑 View Answer Rough Work Error
ANSWER :
C. [M⁰LT⁻¹]
9.
The dimensional formula of acceleration is:
A.
[M⁰LT⁻¹]
B.
[M⁰LT⁻²]
C.
[MLT⁻²]
D.
[ML²T⁻²]
😑 View Answer Rough Work Error
ANSWER :
B. [M⁰LT⁻²]
10.
The dimension of (1/2)ε₀E², where ε₀ is permittivity of free space and E is electric field, is:

NEET - 2010

A.
[ML⁻¹T⁻²]
B.
[ML⁻¹T⁻³A⁻¹]
C.
[ML⁻³T⁻²]
D.
[ML⁻²T⁻²]
😑 View Answer Rough Work Error
ANSWER :
B. [ML⁻¹T⁻³A⁻¹]
11.
The dimensional formula of momentum (p = mv) is:
A.
[MLT⁻²]
B.
[M⁰LT⁻¹]
C.
[MLT⁻¹]
D.
[ML²T⁻¹]
😑 View Answer Rough Work Error
ANSWER :
C. [MLT⁻¹]
12.
The dimensional formula of work/energy is:
A.
[MLT⁻²]
B.
[ML²T⁻³]
C.
[ML²T⁻²]
D.
[ML⁻¹T⁻²]
😑 View Answer Rough Work Error
ANSWER :
C. [ML²T⁻²]