Question 143: Units , Dimensions and Error Analysis

Question

Match List - I with List - II.

List - I

List - II

(a)
$${R_H}$$ (Rydberg constant)
(i)
$$kg\,{m^{ - 1}}{s^{ - 1}}$$

(b)
h (Planck's constant)
(ii)
$$kg\,{m^2}{s^{ - 1}}$$

(c)
$${\mu _B}$$ (Magnetic field energy density)
(iii)
$$\,{m^{ - 1}}$$

(d)
$$\eta $$ (coefficient of viscocity)
(iv)
$$kg\,{m^{ - 1}}{s^{ - 2}}$$

Choose the most appropriate answer from the options given below :

Accepted Answer

SI unit of Rydberg const. = m
$$-$$1
SI unit of Plank's const. = kg m
2
s
$$-$$1
SI unit of Magnetic field energy density = kg m
$$-$$1
s
$$-$$2
SI unit of coeff. of viscosity = kg m
$$-$$1
s
$$-$$1

Answer

(a)-(ii), (b)-(iii), (c)-(iv), (d)-(i)

Answer

(a)-(iii), (b)-(ii), (c)-(iv), (d)-(i)

Answer

(a)-(iv), (b)-(ii), (c)-(i), (d)-(iii)

Answer

(a)-(iii), (b)-(ii), (c)-(i), (d)-(iv)

Units , Dimensions and Error Analysis

Choose the correct answer: