Conic Section MCQs

1. The line y=mx+c intersects the circle x²+y²=a² at the most of __________ points.
1. 1
2. 2
3. 3
4. 4


2. The line perpendicular to the tangent line is called ?
1. normal line
2. secant line
3. limit
4. derivative


3. The eccentricity of an ellipse is ?
1. e = 1
2. e < 1
3. e > 1
4. 0 < e < 1


4. The perpendicular distance from the point (3,-4) to the line
   3x²-4x+10=0
1. 7
2. 8
3. 9
4. 10


5. The point of a parabola which is closest to the focus is the __________ of the parabola.
1. vertex
2. latusrectum
3. directrix
4. eccentricity


6. The center of the circle 4x²+4y²-8x+12y-25=0 is ?
1. (2,-3)
2. (-2,3)
3. (-4,6)
4. (4,-6)


7. The radius of the circle 4x²+4y²-8x+12y-25=0 is ?
1. 
2. 
3. 
4. 


8. If the distance between vertex and focus is 3, then the length of latusrectum is ?
1. 6
2. 8
3. 10
4. 12


9. If the discriminent of a conic is h²-ab=0, then it represents a
1. circle
2. parabola
3. hyperbola
4. ellipse


10. The focus of the parabola y²=-8(x-3) is ?
1. (0,0)
2. (1,0)
3. (0,1)
4. (1,1)

Answer key

 

 

1. B
2. A
3. D
4. A
5. A
6. D
7. C
8. D
9. B
10. B