AIPMT 2008 | Units & Measurement Question 43 | Physics

Which two of the following five physical parameters have the same dimensions ?
1.  Energy density
2.  Refractive index
3.  Dielectric constant
4.  Young's modulus
5.  Magnetic field

1 and 4

1 and 5

2 and 4

3 and 5

AIPMT 2007

MCQ (Single Correct Answer)

-1

Dimensions of resistance in an electrical circuit, in terms of dimension of mass M, of length L, of time T and of current I, would be

[ML²T^$$-$$2]

[ML²T^$$-$$1I^$$-$$1]

[ML²T^$$-$$3I^$$-$$2]

[ML²T^$$-$$3I^$$-$$1]

AIPMT 2006

MCQ (Single Correct Answer)

-1

The velocity v of a particle at time t is given by v = at + $${b \over {t + c}}$$, where a, b and c are constants. The dimensions of a, b and c are

[L], [LT] and [LT^$$-$$2]

[LT^$$-$$2], [L] and [T]

[L²], [T] and [LT^$$-$$2]

[LT^$$-$$2], and [LT] and [L]

AIPMT 2005

MCQ (Single Correct Answer)

-1

The ratio of the dimensions of Planck's constant and that of moment of inertia is the dimensions of

time

frequency

angular momentum

velocity

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