Z is

A

a single compound

B

a mixture of two compounds

C

a mixture of three compounds

D

a mixture of four compounds

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If two complex numbers z_(1) and z_(2) are such that |z_(1)|=|z_(2)| , is it then necessary that z_(1)=z_(2) ?

If two complex numbers z_(1),z_(2) are such that |z_(1)|=|z_(2)| , is it then necessary that z_(1)=z_(2) ?

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If A(z_(1)) and B(z_(2)) are two fixed points in the Argand plane the locus of point P(z) satisfying |z-z_(1)|+|z-z_(2)|=|z_(1)-z_(2)| , is

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Let z_(1),z_(2),z_(3),...,z_(n) be non zero complex numbers with |z_(1)|=|z_(2)|=|z_(3)|...=|z_(n)| then the number z=((z_(1)+z_(2))(z_(2)+z_(3))(z_(3)+z_(4))...(z_(n-1)+z_(n))(z_(n)+z_(1)))/(z_(1)z_(2)z_(3)...z_(n)) is

KVPY PREVIOUS YEAR-MOCK TEST 3-EXERCISE
  1. Vapour pressure of solution containing 6 g of a non-volatile solute in...

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  2. The density of gold is 19g//cm^3. If 1.9xx10^-4g of gold is dispersed ...

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  3. At 27^(@)C, hydrogen is leaked through a tiny hole into a vessel for 2...

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  4. Calculate DeltaG^(@) for the reaction : Cu^(2+)(aq) +Fe(s) hArr Fe^(2+...

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  5. If enthalpies of methane and enthane are respectively 320 and 560 calo...

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  6. A sample of 16 g charcoal was brought into contact with CH(4) gas cont...

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  7. In which of the following pairs, there is greatest difference in the o...

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  8. Among the following series of transition metal ions, the one where all...

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  9. The hydroxyl compound that gives a precipitate immediately when treate...

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  10. The radii of Na^+ and Cl^- ions are 95 pm and 181 pm respectively. The...

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  11. A metal oxide has the formula Z(2)O(3) . It can be reduced by hydrogen...

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  12. Consider the following reactions in which all the reactants and the pr...

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  13. Two beaker A and B present in a closed vessel. Beaker A contains 152.4...

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  14. A certain buffer solution contains equal concentration of X^- and HX. ...

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  15. Among the following compounds, the one that gets hydrolysed to form me...

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  16. Which of the following pair of complexes have the same EAN of the cent...

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  17. Three elements X , Y and Z have atomic numbers 19 , 37 and 55 respecti...

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  18. Z is

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  19. The relatioship among the following pairs of isomers is : {:(I,"A:...

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  20. On adding ammonium hydroxide solution to A12(SO4)3(aq)

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