 # Electrical Engineering Objective Questions { Electrostatics }

106. The direction of the lines of force at any point is the direction along which a unit charge placed at that point

107. It was suggested by that the electric field should be imagined to be divided into tubes of force containing a fixed number of lines of force.

108. The number of Faraday tubes of flux Passing through a surface in an electric field is called

109. The value of E within the field due to a point charge can be found with the help of

110. A point charge of 10-9 C is placed at a point A in a free space. The intensity of electrostatic field on the surface of a sphere of radius 50 mm and centre A is given by

111.  The relation between the breakdown voltage V and the thickness (t) of the dielectric is given by V--= At243, where A is a constant depending on the nature of the medium and also on the thickness t.The above statement is known as

112. Capacitance of a multiplate capacitor is given by0 I"

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