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Area of a circle in which a chord of len...

Area of a circle in which a chord of length `sqrt(2)` makes an angle `(pi)/(2)` at the centre is

A

`(pi)/(2)`

B

`2pi`

C

`pi`

D

`(pi)/(4)`

Text Solution

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The correct Answer is:
C
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MARVEL PUBLICATION-CIRCLE AND CONICS -MULTIPLE CHOICE QUESTIONS
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  2. The equation of the the circle having x - y - 2 = 0 and x - y + 2 = 0 ...

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  5. Centre of the circle toucing y-axis at (0,3) and making an intercept 2...

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  8. The radius of the circle sqrt(1 + a^(2)) (x^(2) + y^(2)) - 2bx - 2...

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  9. If line 3x - y + c = 0 touches circle x^(2) + y^(2) - 2x + 8y - 2...

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  10. Given A -= (2,4) " and " C -= (4,-2) . If Delta ABC is right-angle...

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  11. If y = 2x + k " touches " x^(2) + y^(2) - 4x - 2y = 0 , then k=

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  12. If line x cos alpha + y sin alpha = p " touches circle " x^(2) + y^(...

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  13. If line 4x + 3y + k = 0 " touches circle " 2x^(2) + 2y^(2) = 5x , t...

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  14. Equation of circle which touches line x = y at the origin , and passe...

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  15. If the line (x)/(a) + (y)/(b)= 1 touches the circle x^(2) + y^(2) ...

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  16. Find the equation of the circle which touches both the axes and the ...

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  17. The intercet on the line y = x by the circle x^(2) + y^(2) - 2x = 0 ...

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  18. Find the greatest distance of the point P(10 ,7) from the circle x^2+y...

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  19. Equation of parabola with vertex (0,0) and focus (2,0) is

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  20. Equation of parabola with vertex (0,0) and focus (2,0) is

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