If three uniform spheres, each having mass M and radius R, are kept in such a way that each touches the other two, the magnitude of the gravitational force on any sphere due to the other two is:

Options

A. (ii) and (iv)
B. (iv) only
C. (iii) and (iv)
D. (i) and (iv)

Answer

b

Explanation

Syngamy is the complete and permanent fusion of male and female gametes to form a zygote.