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ELECTROSTATICS-3

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STATEMENT-1 : The electrostatic force is much stronger than the gravitational force. STATEMENT-2 : Electrostatic force can be attractive or repulsive. STATEMENT-3 : Electrostatic force is central force.

Consider the three statements in context of electrostatic field lines. STATEMENT-1 : Electrostatic field lines are continuous curves in space. STATEMENTS-2 : Electrostatic field lines are always perpendicular to equipotential surface. STATEMENT-3 : A charge when released in electrostatic field moves along electrostatic field lines.

STATEMENT-1 : A stationary electric charge produce electrostatic field and this field exterts electrostatic force on other charge. STATEMENT-2 : Theoritically electric field is found upto infinite distance from a point charge. STATEMENT-3 : An electron is a point charge.

STATEMENT-1 : At a point electrostatic field is zero, then potential at that point may be zero . and STATEMENT-2 : Negative of the potential gradient is equal to electrostatic field.

Assertion:SiC has higher melting point than NaCl. Reason: SiC has stronger electrostatic forces of attraction.

Physics | 12th | Electrostatic 1 | Rajesh Suthar Sir

Physics | 12th | Electrostatic 2 | Rajesh Suthar Sir

A charge particle q_(1) , is at position (2, -1, 3). The electrostatic force on another charged particle q_(2) at (0, 0, 0) is :

Match the column {:(,"Column I",,"Column II"),((A),"A stationary positive charge",(p),"Exert electrostatic force on other charge directly"),((B), "A stationary negative charge",(q),"Produces electrostatic field directly"),((C ),"A stationary electrically neutrally object",(r ),"Acceleration in the direction of electrostatic field"),((D),"Electrostatic field",(s),"Accelerates opposite to the direction of electrostatic field"),(,,(t ),"Cannot exert force on itself"):}