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A boat having a length of 3 m and breadt...

A boat having a length of 3 m and breadth of 2 m is floating on a lake. The boat sinks by 1 cm when a man gets on it. The mass of the mas is:

A

50 kg

B

62 kg

C

72 kg

D

128 kg

Text Solution

Verified by Experts

The correct Answer is:
A
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MOTION-HYDROSTATIC, FLUID MECHANICS & VISCOSITY-EXERCISE-1 (OBJECTIVE PROBLEMS)
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  2. A jar filled with two non-mixing liquid 1 and 2 having densities rho(1...

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  3. A boat having a length of 3 m and breadth of 2 m is floating on a lake...

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  4. If the density of a block is 981 kg//m^(3) then it shall

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  5. A wooden block, with a coin placed on its top, floats in water as show...

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  6. A piece of ice is floating in a jar containg water. When the ice melet...

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  7. A sample of metal weights 210 grams in air 180 grams n water and 120 g...

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  8. A body floats with one-third of its volume outside water and 3//4 of i...

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  9. Which one of the following is based on 'Pascal's Law' ?

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  10. An object of w and density rho is submerged in liquid of density sigma...

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  11. A body measures 5 N in air and 2 N when put in water. The buoyant forc...

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  12. A piece of wood is taken deep inside a long column of water and releas...

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  13. Velocity of flow of water in a horizontal pipe is 10.0 m/s. Find the v...

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  14. Water is flowign through a cylindrical pipe of cross section area 0.09...

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  15. Water is flowing through a horizontal tube of non uniform cross-sectio...

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  16. Water is flowing in a horizontal pipe of non-uniform area of corss sec...

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  17. The relative velocity of two parallel layers of water is 8 cm/sec. If ...

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  18. Water flows through a frictionless duct with a cross-section varying a...

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  19. Two water pipes P and Q having diameters 2 xx 10^(-2) m and 4 xx 10^(...

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  20. Water is flowing through a horizontal pipe of non-uniform cross- secti...

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