XI_Maths_Complex numbers_11 Online Test

The equation  where  represents a/an _____.
Circle
Ellipse
Parabola
No real curve
If  and , then z lies on _____.
A straight line
A parabola
An ellipse
A circle
 is equal to _____.
If  then this of the following is correct _____.
None of the above
If  then  represent the vertices of a/an _____.
Equilateral triangle
Isosceles triangle
Right angled triangle
None of the above
When  is purely imaginary, the locus described by the point  in the Argand diagram is a _____.
Straight line
Parabola
If  then the locus of z is a _____.
Circle
Straight line
Parabola
None of the above
A point z moves on Argand diagram in such a way that |z –3i|  then its _____. locus will be
A straight line
A circle
None of the above
If  and  then locus of z is _____.
If P, Q, R, S are represented by the complex numbers  respectively, then PQRS is a _____.
Rectangle
Square
Rhombus
Parallelogram
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This test is for AIEEE and IIT JEE preparation.

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