A cross-section of a parabolic reflector is shown in the figure below. The light source at the focus of the parabola and the opening of the focus is 10 cm. The equation of the parabola is-

1.A cross-section of a parabolic reflector is shown in the figure below. The light source at the focus of the parabola and the opening of the focus is 10 cm. The equation of the parabola is-

IUT 22-23IUT 14-15

ক

$y^2\ =22x$

খ

y2 = 5x

গ

y2 =10x

ঘ

y2 = 17x

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