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Assume that the largest stone of mass 'm...

Assume that the largest stone of mass 'm' that can be moved by a flowing river depends upon the velocity of flow v, the density d & the acceleration due to gravity g. I 'm' varies as the `K^(th)` power of the velocity of flow, then find the value of K.

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The correct Answer is:
`K=6`
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ALLEN-UNIT & DIMENSIONS, BASIC MATHS AND VECTOR -Exercise (S-1)
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  5. Given vecF=(veca)/(t) where symbols have their usual meaning. The dime...

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  7. Two forces act on a particle simultaneously as shown in the figure. F...

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  8. The maximum and minimum magnitudes of the resultant of two forces are ...

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  10. The farm house shown in figure has rectangular shape and has sides par...

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  11. Vector B has x,y and z components of 4.00,6.00 and 3.00 units, respect...

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  12. Three ant P,Q and R are pulling a grain with forces of magnitude 6N,3s...

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  13. Three boys are pushing horizontally a box placed on horizontal table. ...

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  14. Consider the two vectors : vecL=1hati+2hatj+3hatk " and " vecl=4hati+h...

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  15. Find component of vector vec(a)=hati+hatj+3hatk in directions parallel...

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  16. (a) Calculate vecr=veca-vecb+vecc where veca=5hati+4hatj-6hatk, vecb=-...

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  17. If the velocity of a particle is (2hati+3hatj-4hatk) and its accelerat...

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  18. Quito, a city in Ecuador and Kampala, a city situated in Uganda both l...

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  19. Use the approximation (1+x)^(n)~~1+nx,|x|ltlt1, to find approximate va...

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