X-किरण की तरंगदैर्ध्य 0.010 Å है । इसका संवेग होगा

Options

A. `2.126 xx 10^(-23) kg - m//"sec"`
B. `6.626 xx 10^(-22) kg - m//"sec"`
C. `3.456 xx 10^(-25) kg - m//"sec"`
D. `3.313 xx 10^(-22) kg - m//"sec"`

Answer

B

Explanation

`p = h/(lambda) = (6.6 xx 10^(-34))/(0.01 xx 10^(-10)) = 6.6 xx 10^(-22) kg-m//"sec"`