EASY
RRC Group D CBT
IMPORTANT
Earn 100

The equation of the circle described on the line joining the points -2, -1 and 3, 4 as diameter is

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Important Questions on Circles

EASY
RRC Group D CBT
IMPORTANT
RRB Indian Railway Group 'D' Recruitment - General Mathematics>Chapter 18 - Circles>Exercise 1>Q 99
The length of the tangent from the point 1, -4 to circle 2x2+2y2-3x+7y+9=0 is
EASY
RRC Group D CBT
IMPORTANT
RRB Indian Railway Group 'D' Recruitment - General Mathematics>Chapter 18 - Circles>Exercise 1>Q 100
For the circles x2+y2-2x+3y+k=0 and x2+y2-8x-6y-7=0 to cut each other orthogonally, the value of k must be
EASY
RRC Group D CBT
IMPORTANT
RRB Indian Railway Group 'D' Recruitment - General Mathematics>Chapter 18 - Circles>Exercise 1>Q 101
The circumcircle of the triangle with vertices 0, 0, a, 0 and a, b is
EASY
RRC Group D CBT
IMPORTANT
RRB Indian Railway Group 'D' Recruitment - General Mathematics>Chapter 18 - Circles>Exercise 1>Q 102
Give that the circles x2+y2-2x+6y+6=0 and x2+y2-5x+6y+15=0 touch the equation to their common tangent is
EASY
RRC Group D CBT
IMPORTANT
RRB Indian Railway Group 'D' Recruitment - General Mathematics>Chapter 18 - Circles>Exercise 1>Q 103
The two circles x2+y2-2x-2y=7 and 3x2+y2=8x-29y
EASY
RRC Group D CBT
IMPORTANT
RRB Indian Railway Group 'D' Recruitment - General Mathematics>Chapter 18 - Circles>Exercise 1>Q 104
If 2y=x+3 touches the circle 5x2+5y2=k then k=
EASY
RRC Group D CBT
IMPORTANT
RRB Indian Railway Group 'D' Recruitment - General Mathematics>Chapter 18 - Circles>Exercise 1>Q 105
If the circles x2+y2+2x-y=2 and x2+y2-x+4y+k=0 cut orthogonally, then k=
EASY
RRC Group D CBT
IMPORTANT
RRB Indian Railway Group 'D' Recruitment - General Mathematics>Chapter 18 - Circles>Exercise 1>Q 106
The radius of the circle 16x2+16y2-8x+32y-257=0