An electron accelerated in an x-ray tube hits an anode (positively charged plate) target. 4000 + High V- anode V= m/s 466 4848 46 N Now 464648 X-rays a) Assuming all of its energy is transferred in generating x-rays, how fast is the electron moving when it reaches the anode target if it produces an x-ray with an energy of 46 keV . The mass of the electron is 9.1x10-31 kg. cathode Hint: How is the energy of x-rays related to the KE of the electrons? How is the kinetic energy related to the speed? b) What is the accelerating potential of the x-ray tube (potental difference between the anode and cathode) in part a)? V₂ = kV Ponder: How large is this volatge? Remember the a regular AA battery has a voltage of 1.5 V.

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An electron accelerated in an x-ray tube hits an anode (positively charged plate) target.
V=
HOTE
m/s
+High V-
=
anode
kV
cer cer Ger
4848
46
N
Now
484846
a) Assuming all of its energy is transferred in generating x-rays, how fast is the electron moving when
it reaches the anode target if it produces an x-ray with an energy of 46 keV . The mass of the electron
is 9.1 x10-31 kg.
IM M
Hint: How is the energy of x-rays related to the KE of the electrons? How is the kinetic energy related
to the speed?
X-rays
cathode
b) What is the accelerating potential of the x-ray tube (potental difference between the anode and
cathode) in part a)?
Va
Ponder: How large is this volatge? Remember the a regular AA battery has a voltage of 1.5 V.
Transcribed Image Text:An electron accelerated in an x-ray tube hits an anode (positively charged plate) target. V= HOTE m/s +High V- = anode kV cer cer Ger 4848 46 N Now 484846 a) Assuming all of its energy is transferred in generating x-rays, how fast is the electron moving when it reaches the anode target if it produces an x-ray with an energy of 46 keV . The mass of the electron is 9.1 x10-31 kg. IM M Hint: How is the energy of x-rays related to the KE of the electrons? How is the kinetic energy related to the speed? X-rays cathode b) What is the accelerating potential of the x-ray tube (potental difference between the anode and cathode) in part a)? Va Ponder: How large is this volatge? Remember the a regular AA battery has a voltage of 1.5 V.
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