A non-conducting cube of side length 1m has a spherical cavity of radius 0.1m inside it. The system has a charge density of 2.5 C/m3. What is the total flux coming out of the surface of the cube?

A non-conducting cube of side length 1m has a spherical cavity of rad

1.	A non-conducting cube of side length 1m has a spherical cavity of radius 0.1m inside it. The system has a charge density of 2.5 C/m3. What is the total flux coming out of the surface of the cube?
A.	2.8*1031 Nm2C-1
B.	2.8*1011 Nm2C-1
C.	5.7*1011 Nm2C-1
D.	0.2*1011 Nm2C-1
Answer» C. 5.7*1011 Nm2C-1