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Find an angle , which increases twice ...

Find an angle , which increases twice as fast as it sine.

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RD SHARMA-DERIVATIVES AS A RATE MEASURER -Solved Examples And Exercises
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  2. A spherical ball of salt is dissolving in water in such a manner that ...

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  3. Find an angle , which increases twice as fast as it sine.

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  4. A stone is dropped into a quiet lake and waves move in circles at a...

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  5. The volume of a cube is increasing at a rate of 9 cm^3/sec . How fast...

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  6. The volume of a cube is increasing at a constant rate. Prove that the ...

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  7. Two men A and B start with velocities v at the same time from the junc...

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  8. For the curve y=5x-2x^3 , if x increases at the rate of 2 units/sec, t...

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  9. The length  of a rectangle is decreasing at the rate of 2 cm/sec a...

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  10. A man 2 metres high walks at a uniform speed of 6 km/hr away from a ...

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  11. A man is walking at the rate of 6.5 km/hr towards the foot of a tower ...

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  12. A man 2m tall, walks at the rate of 1 2/3m//s e c towards a street lig...

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  13. A ladder 5 m long is leaning against a wall. The bottom of the ladd...

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  14. The two equal sides of an isosceles triangle with fixed base b are dec...

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  15. An airforce plane is ascending vertically at the rate of 100 km/h. ...

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  16. Water is dripping out from a conical funnel of semi-vertical angle pi/...

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  17. Sand is pouring from a pipe at the rate of 12 c m^3//s . The falling s...

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  18. An inverted cone has a depth of 10cm and a base of radius 5cm. Water i...

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  19. Water is dripping out from a conical funnel at a uniform rate of 4c m^...

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  20. Water is running into a conical vessel, 15cm deep and 5cm in radius, a...

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