The value of Planck's constant is [CBSE PMT 2002]

• A. \[6.63\times {{10}^{-34}}J\text{-}\sec \]
• B. \[6.63\times {{10}^{34}}J/\sec \]
• C. \[6.63\times {{10}^{-34}}kg\text{-}{{m}^{2}}\]
• D. \[6.63\times {{10}^{34}}kg/\sec \]