Bones look white in x-ray photograph because
A) they are bad absorbers of x-rays
B) they reflect x-rays
C) they are good absorbers of x-rays
D) they are bad absorbers of ultraviolet rays
Correct Answer:
Verified
Q14: Gradual decrease in x-ray beam intensity as
Q15: Attenuation coefficient of bone is 600 m-1
Q16: For protons, the gyromagnetic ratio has the
Q17: Energy passing through unit area is
A)intensity of
Q18: speed of ultrasound depends upon
A)medium
B)amplitude
C)material
D)wavelength
Q20: Larmor frequency depends upon the
A)individual nucleus
B)magnetic flux
Q21: Acoustic impedance of human skin is {{}}
A)1.65
Q22: In the best piezo-electric substances, the maximum
Q23: With gel between skin and transducer percentage
Q24: Attenuation coefficient depends on
A)frequency of x-ray photons
B)wavelength
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