Single Answer MCQ
Q-00052139
The intersection of a plane with a vertical angle less than the angle of the cone results in which conic section?
1
Circle
2
Ellipse
3
Parabola
4
Hyperbola
Answer and Solution
Answer
B. Ellipse
Solution:
When the angle β is between \( α \) and \( 90° \), the resulting conic section is an ellipse. A circle occurs only at exactly 90°, while hyperbolas require both nappes.
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