EASY
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IMPORTANT
Earn 100

If then the dimension of in system, if and are the dimension of capacity and magnetic field, respectively is
(a)
(b)
(c)
(d)

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Important Questions on Measurements
EASY
MHT-CET
IMPORTANT
Planck's constant , speed of light in vacuum and Newton's gravitational constant are three fundamental constants. Which of the following combinations of these has the dimension of length?

EASY
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IMPORTANT
A spherical liquid drop is placed on a horizontal plane. A small disturbance causes the volume of the drop to oscillate. The time period of oscillation of the liquid drop depends on radius of the drop, density and surface tension of the liquid. Which among the following will be a possible expression for (where, is a dimensionless constant)?

HARD
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IMPORTANT
A physical quantity of the dimensions of length that can be formed out of and [ is the velocity of light, is the universal constant of gravitation and is a charge]

EASY
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IMPORTANT
In the relation is pressure, is the distance, is Boltzmann's constant and is the temperature. The dimensional formula of will be

MEDIUM
MHT-CET
IMPORTANT
Match the following two columns.

EASY
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IMPORTANT
The number of significant figures in is,

EASY
MHT-CET
IMPORTANT
The respective number of significant figures for the numbers , and are,
