question_answer

The value of Planck's constant is:                                                                                      [AIPMT 2002]

A)      

\[6.63\times {{10}^{-34}}\,J/s\] B)                               \[6.63\times {{10}^{-34}}\,kg-m/s\] C)                   \[6.63\times {{10}^{-34}}\,kg-{{m}^{2}}\] D)       \[6.63\times {{10}^{-34}}\,J-s\] Correct Answer: A Solution :

The value of Planck's constant is \[6.63\times {{10}^{-34}}J-s\].