Question

1) Electric field is a vector. a) true b) false 2) It is known that the...

1) Electric field is a vector.

a) true

b) false

2) It is known that the direction of electric field E with rightwards harpoon with barb upwards on top is always pointing from high to low electric potential.

a) true

b) false

3) Electric potential is a vector.

a) true

b) false

4) To map equipotential surfaces, you need to find the points of the same electric potential, and connect them together.

a) true

b) false

5) It is known that electric field  is always ______________ equipotential surfaces.

a) parallel with

b) perpendicular to

c) at an Acute angle to

d) at an Obtuse Angle to

6) The power supply should have an output voltage of approximately ______ Volts .

a) 8

b) 5

c) 14

d) 10

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Answer #1

1) True . It has both magnitude and direction

2) True

3) False . It is a scalar

4) True

5) perpendicular

6) 10 Volts

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