Question

This question contains two statements : Statement I (Assertion) and Statement II (Reason). The question also has four alternative choices, only one of which is the correct Answer. You have to select the correct choice. 

(a) Statement I is true, Statement II is true; Statement II is the correct explanation of Statement I

(b) Statement I is true, Statement II is true; Statement II is not the correct explanation of Statement I 

(c) Statement I is rue, Statement II is false 

(d) Statement I is false, Statement II is true

Statement I For a mass M kept at the centre of a cube of side a, the flux of gravitational field passing through its sides is 4πGM. 

Statement II If the direction of a field due to a point source is radial and its dependence on the distance r from the source is given as 1/r², its flux through a closed  surface depends only on the strength of the source enclosed by the surface and not on the size or shape of the surface.

Answer 1

Correct Option  (a) Statement I is true, Statement II is true; Statement II is the correct explanation of Statement I

Explanation: 

Correct option is.(a), you can make an analogy with Gauss's law in electrostatics.