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If each of radius of the base and height...

If each of radius of the base and height of a cone be doubled, then the volume of it will be____

A

3 times

B

4 times

C

6 times

D

8 times of the previous one.

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UNITED BOOK HOUSE-QUESTION PAPER 2017-Exercise
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  2. If sin theta = cos theta, then the value of 2theta will be

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  3. If each of radius of the base and height of a cone be doubled, then th...

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  4. The median of the numbers 2, 8, 2, 3, 8, 5, 9, 5, 6 is

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  5. Fill in the blanks (any five) : At same rate per cent per annum, the s...

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  6. If in a quadratic equation ax^2 + bx + c = 0 (a le 0) b^2 = 4ac, then ...

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  7. If the length of the sides of two triangles are in proportion, then tw...

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  8. If cos@ theta - sin^2 theta = 1/x, (x > 1), then cos^4 theta - sin^4 t...

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  9. The numbers of plane surface of a solid hemisphere are

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  11. Write True or False (any five) : A starts a business with ₨. 10,000 a...

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  12. If x = 2+sqrt3, the value of x+1/x is sqrt2.

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  13. If two circles of radii 7 cm and 3 cm touch each other extermally, the...

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  14. If 0^@ < theta < 90^@, then sin theta > sin^2 theta.

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  15. If the total sueface area of a hemishere be 36Pi sq. cm, them its radi...

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  16. If the perpendicular drawn on x-axis from the point of intersection of...

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  17. Answer the followings questions (any ten) : A sum of money is doubled...

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  19. Without solving, find the values of 'p' for which the equation x^2 + (...

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  20. If x prop yz and y prop zx , show that z is a non zero constant.

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