An electron is accelerated from rest by a potential difference of 388 V. It then enters a uniform magnetic field of magnitude 180 mT with its velocity perpendicular to the field. Calculate (a) the speed of the electron and (b) the radius of its path in the magnetic field. (a) Number i (b) Number i Units Units

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**Physics Problem: Electrons in a Magnetic Field**

*Problem Statement:*

An electron is accelerated from rest by a potential difference of 388 V. It then enters a uniform magnetic field with a magnitude of 180 mT, with its velocity perpendicular to the field. Calculate:

(a) the speed of the electron  
(b) the radius of its path in the magnetic field.

*Input Fields:*

(a) 
- Number: [Input box]
- Units: [Dropdown menu]

(b)
- Number: [Input box]
- Units: [Dropdown menu]
Transcribed Image Text:**Physics Problem: Electrons in a Magnetic Field** *Problem Statement:* An electron is accelerated from rest by a potential difference of 388 V. It then enters a uniform magnetic field with a magnitude of 180 mT, with its velocity perpendicular to the field. Calculate: (a) the speed of the electron (b) the radius of its path in the magnetic field. *Input Fields:* (a) - Number: [Input box] - Units: [Dropdown menu] (b) - Number: [Input box] - Units: [Dropdown menu]
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