Year: 2024 Re-Exam
Topic: Electrostatic potential and capacitance
Time :
1. A metal cube of side 5 cm is charged with 6μC. The surface charge density on the cube is
(1). 0.125 × 10
−3
Cm
−2
(2). 0.25 × 10
−3
Cm
−2
(3). 4 × 10
−3
Cm
−2
(4). 0.4 × 10
−3
Cm
−2