# If D,E and F are respectively the mid points of AB,AC and BC in ∆ABC, then

1.

2.

3.

4.

4

Explanation :
No Explanation available for this question

# If the polar of a point on the circle x2+y2 = p2 with respect to the circle x2+y2 = q2 t

1.  AP

2.  GP

3.  HP

4.  AGP

4

GP

Explanation :
No Explanation available for this question

# If are three non-coplanar vectors, then the vector equation

1.  straight line

2.  plane

3.  plane passing through the origin

4.  sphere

4

plane

Explanation :
No Explanation available for this question

# The length of latus rectum of parabola y2+8x-2y+17 = 0 is:

1.  2

2.  4

3.  8

4.  16

4

8

Explanation :
No Explanation available for this question

# If are three vectors such that a

1.  a2 = b2+c2

2.  b2 = c2+a2

3.  c2 = a2+b2

4.  2a2-b2 = c2

4

a<sup>2</sup> = b<sup>2</sup>+c<sup>2</sup>

Explanation :
No Explanation available for this question

# If the normal to the parabola y2 = 4x at P(1, 2) meets the parabola again in Q, then co-ordinates of Q are:

1.  (-6, 9)

2.  (9, -6)

3.  (-9, -6)

4.  (-6, -9)

4

(9, -6)

Explanation :
No Explanation available for this question

# The eccentricity of the ellipse (x2/16)+(y2/9) is

1.  7/16

2.  5/4

3.  √7/4

4.  √7/2

4

&#8730;7/4

Explanation :
No Explanation available for this question

# The products of lengths of perpendiculars from any point of hyperbola x2-y2 = 8 to its asymptotes, is:

1.  2

2.  3

3.  4

4.  8

4

4

Explanation :
No Explanation available for this question

# The equation 16x2+y2+8xy-74x-78y+212 = 0 represents:

1.  a cricle

2.  a parabola

3.  an ellipse

4.  a hyperbola

4

a parabola

Explanation :
No Explanation available for this question

# Equation of curve in polar co-ordinates is l/r = 2sin2θ/2, then it represents:

1.  a straight line

2.  a parabola

3.  a circle

4.  an ellipse

4

a parabola

Explanation :
No Explanation available for this question

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