Which bond angle `theta` would result in the maximum dipole moment for the triatomic `YXY`?

Which bond angle, theta would result in the maximum dipole moment for the triatomic molecule XY_2 ?

Which bond angle, theta would result in the maximum dipole moment for the triatomic molecule XY_2 ?

Which bond angle, theta , would result in the maximum dipole moment for the triatomic molecule XY_(2) shown below?

Which bond angle would result in the maximum dipole moment for the triatomic molecule YXY ?

Which bond angle theta would result in the maximum dipolemoment for the traitomic molecule XY_(2)