Question

An electron in a cathode-ray tube is accelerated through a potential difference of 10 kV, then passes through the d = 2.2-cm-wide region of uniform magnetic field in the figure (Figure 1). Part A What field strength will deflect the electron by ? = 12°? Express your answer to two significant figures and include the appropriate units. B = Value: Units:

          An electron in a cathode-ray tube is accelerated through a potential difference of 10 kV, then passes through the d = 2.2-cm-wide region of uniform magnetic field in the figure (Figure 1).

Part A

What field strength will deflect the electron by ? = 12°?

Express your answer to two significant figures and include the appropriate units.

B = 
Value: 
Units:

An electron in a cathode-ray tube is accelerated through a potential difference of 10 kV, then passes through the d = 2.2-cm-wide region of uniform magnetic field in the figure (Figure 1).

Part A

What field strength will deflect the electron by ? = 12°?

Express your answer to two significant figures and include the appropriate units.

B =
Value:
Units:

Added by Melissa L.

University Physics with Modern Physics

Hugh D. Young 14th Edition

Instant Answer

Solved by Expert Penny Riley

02/10/2022

Step 1

The kinetic energy (KE) is given by: KE = eV where e = 1.6 × 10^-19 C (charge of an electron) and V = 10,000 V (potential difference). Show more…

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An electron in a cathode-ray tube is accelerated through a potential difference of 10 kV, then passes through the 2.2-cm-wide region of uniform magnetic field in the figure (Figure 1). Part A What field strength will deflect the electron by θ = 120°? Express your answer to two significant figures and include the appropriate units. B = Value: Units: