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The outer and inner diameters of a circu...

The outer and inner diameters of a circular ring are 34cm and 32 cm respectively. The area of the ring is

A

`60 pi cm^2`

B

`33pi cm^2`

C

`66 pi cm^2`

D

`29 pi cm^2`

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The correct Answer is:
B
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ZEN PUBLICATION-AREA RELATED TO CIRCLES -ADDITIONAL QUESTIONS (MULTIPLE CHOICE QUESTIONS)
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  2. The perimeter of a quadrant of a circle with radius a is

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  3. The outer and inner diameters of a circular ring are 34cm and 32 cm re...

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  4. The circumference of a circle increases from 4pi to 8pi. The area beco...

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  5. The circumference and area of a circle are numerically equal. Its diam...

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  6. The area of a circle that can be inscribed in a square of side 10cm is

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  7. The angle the minute hand covers in moving from 9.00am to 9.35 am is

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  8. A wire is in the shape of a circle of radius 21cm. It is bent to form ...

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  9. A square circumscribes a circle of radius 6cm the length of the diagon...

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  10. The diameter of a circle whose area is equal to the sum of the areas o...

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  11. Find the area of the ring shaped region enclosed between two concentri...

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  12. A bicycle wheel makes 5000 revolutions in moving 11 km. Find the diame...

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  13. IF the area of a sector is 7/20 of the area of the circle, the sector ...

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  14. A wheel has a radius of 42cm. To cover a distance of 792m, the number ...

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  15. The length of the minute hand of a clock is sqrt21 cm. The angle moved...

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  17. A chord of a circle of radius 28cm makes an angle 90^@at the centre. T...

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  18. The perimeter of sector of a circle of radius 7cm and central angle 45...

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  20. ABC is an equilaterial triangle. The area of the shaded region is

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