Maths-
General
Easy
Question
Radical centre of the circles 
- does not exist
The correct answer is: does not exist
For concentric circles R.A is not defined
Related Questions to study
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The radical axis of circles 
and 
‐5x 
is
The radical axis of circles and ‐5x is
maths-General
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If the circle 
bisects the circumference ofthe circle 
then 
If the circle bisects the circumference ofthe circle then
maths-General
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Two circles of equal radii 
cut orthogonally If their centres are 
and 
, then 
Two circles of equal radii cut orthogonally If their centres are and , then
Maths-General
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The number of points such that the tangents from it to three given circles are equal in length, is
The number of points such that the tangents from it to three given circles are equal in length, is
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The angle at which the circles 
intersect is
The angle at which the circles intersect is
maths-General
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The eccentricity of the ellipse which meets the straight line 
on the axis of X and the straight line 
on the axis 
and whose axis lie along the coordinate axes is
The eccentricity of the ellipse which meets the straight line on the axis of X and the straight line on the axis and whose axis lie along the coordinate axes is
maths-General
physics-
A point source of length S is located on a wall. A plane mirror M having length l is moving parallel to the wall with constant velocity v. The bright patch formed on the wall by reflected light will
A point source of length S is located on a wall. A plane mirror M having length l is moving parallel to the wall with constant velocity v. The bright patch formed on the wall by reflected light will
physics-General
physics-
A uniform ring is rotating about vertical axis with angular velocity 
initially. A point insect (S) having the same mass as that of the ring starts walking from the lowest point P1 and finally reaches the point P2 (as shown in figure). The final angular velocity of the ring will be equal to
A uniform ring is rotating about vertical axis with angular velocity initially. A point insect (S) having the same mass as that of the ring starts walking from the lowest point P1 and finally reaches the point P2 (as shown in figure). The final angular velocity of the ring will be equal to
physics-General
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An potential energy curve U(x) is shown in the figure. What value must the mechanical energy Emec of the particle not exceed, if the particle is to be trapped within the region shown in graph?
An potential energy curve U(x) is shown in the figure. What value must the mechanical energy Emec of the particle not exceed, if the particle is to be trapped within the region shown in graph?
physics-General
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Two mirrors are inclined at an angle 
as shown in the figure. Light ray is incident parallel to one of the mirrors. The way will start retracting its path after third reflection if:
Two mirrors are inclined at an angle as shown in the figure. Light ray is incident parallel to one of the mirrors. The way will start retracting its path after third reflection if:
physics-General
physics-
A smooth ring of mass 'm' can freely slide along the smooth massless curved rod shown in the figure. The rod has been fixed on a block of mass M. At the lower most point, the curved path becomes vertical. If the whole system is released from rest, velocity of the ring (V) at the lowermost point just before striking block
A smooth ring of mass 'm' can freely slide along the smooth massless curved rod shown in the figure. The rod has been fixed on a block of mass M. At the lower most point, the curved path becomes vertical. If the whole system is released from rest, velocity of the ring (V) at the lowermost point just before striking block
physics-General
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Two smooth tracks of equal length have “bumps”-- A up, and B down, both of the same curvature and size. The two balls start simultaneously with the same initial speed = 3 m/s. If the speed of the ball at the bottom of the curve on track B is 4 m/s, then the speed of the ball at the top of the curve on track A is
Two smooth tracks of equal length have “bumps”-- A up, and B down, both of the same curvature and size. The two balls start simultaneously with the same initial speed = 3 m/s. If the speed of the ball at the bottom of the curve on track B is 4 m/s, then the speed of the ball at the top of the curve on track A is
physics-General
physics-
Two trolley A and B are moving with accelerations a and 2a respectively in the same direction. To an observer in trolley A, the magnitude of pseudo force acting on a block of mass m on the trolley B is
Two trolley A and B are moving with accelerations a and 2a respectively in the same direction. To an observer in trolley A, the magnitude of pseudo force acting on a block of mass m on the trolley B is
physics-General
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In the arrangement shown in figure. The ratio of velocity V1 & V2 of block (1) & (2) is
In the arrangement shown in figure. The ratio of velocity V1 & V2 of block (1) & (2) is
physics-General
physics-
Moment of inertia of a thin uniform semicircular wire having mass M, radius R and centre C about an axis passing through point O and perpendicular to its plane is
Moment of inertia of a thin uniform semicircular wire having mass M, radius R and centre C about an axis passing through point O and perpendicular to its plane is
physics-General
