Sharanya Asked a Question
March 25, 2021 7:03 ampts 30 pts
9. Any Hermitian 2 x 2 matrixH can be expressed in terms of the 2 x 2 identity matrix I and three Pauli sigma matrices OO , as H = a,I+2 a,, where j=x,y.z (A) a, is real and a, a, a, are pure imaginary (6) 4 4 a, a, are al pure imaginary (C) a, is pure imaginary and a, a, a, are all real (D) a,. 3, a, a, are all real
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  • Monika thankyou
    option (d) is correct . see the attachment
    • cropped7697031304599066619.jpg
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  • Sharanya
    Ans please
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