1.

An X-ray has a wavelength of 0.010 Å. Its momentum is [AFMC 1980; RPMT 1995; Pb. PMT 2004]

A. 2.126 \[\times \]10?23 kg-m/sec
B. 6.626 \[\times \]10-22 kg-m/sec
C. 3.456 \[\times \] 20?25 kg-m/sec
D. 3.313 \[\times \]10?22 kg-m/sec
Answer» C. 3.456 \[\times \] 20?25 kg-m/sec


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