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Q1. The electric field at the point in space is E_vec = ( 200 hat{ i }+ 400 hat{ j } ) ;{rm N}/{rm C}.

What is the x-component of electric force on a proton at this point?

What is the y-component of electric force on a proton at this point?

What is the x-component of electric force on an electron at this point?

What is the y-component of electric force on an electron at this point?

Q2. A particle moves with constant acceleration a. The expression v1+at represents the particle's velocity at what instant in time?

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