Physics - Electrostatics Question with Solution | TestHub

PhysicsElectrostaticsElectric Field & ForceEasy2 minPYQ_2020
PhysicsEasysingle choice

An electron entering field normally with a velocity4×107 m s-1travels a distance of0.10 min an electric field of intensity3200 V m-1. What is the deviation from its path?

Options:

Answer:
A
Solution:

Time to cross 0.10 m, t= 0.10 4× 10 7 s

Distance deviated in this time due to electric field = 1 2 ( eE m ).  t 2

= 1 2 × 1.6× 10 −19 ×3200 9.1× 10 −31 × ( 0.1 4× 10 7 ) 2 m

=01.76 mm

Stream:NTA_ABHYAS_NEETSubject:PhysicsTopic:ElectrostaticsSubtopic:Electric Field & Force
⏱ 2mℹ️ Source: PYQ_2020

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