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CBSE Class 11-science Answered

a rubber balloon of neglegible mass is filled with 500g of water.its weight in water will be-
Asked by architsrivastava02 | 06 Dec, 2010, 09:24: PM
answered-by-expert Expert Answer
Weight of the balloon of neglegible mass filled with 500 g water in water will be zero as thrust of water outside the balloon is equal to gravitational force on the balloon by the earth. 
Answered by | 07 Dec, 2010, 11:01: AM

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CBSE 11-science - Physics
pressure of a gas in a closed cylinder is expressed in the following manner p=pa+hpg identity the expression for absolute pressure and gauge pressure
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CBSE 11-science - Physics
state and prove Bernoulli theorem
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CBSE 11-science - Physics
the terminal velocity v of a spherical ball of lead of radius r falling through a viscous liquid varies with r such that
Asked by rupimadhes | 21 Nov, 2023, 05:31: AM
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CBSE 11-science - Physics
A copper cube of mass 0.5 kg is weighed in water. The mass comes out to be 0.4 kg. Is the cube hollow or solid? [Density of copper=8.96*10^3 kg/m^3]. Does a hollow cube displace more water than solid cube of same mass?
Asked by arjunsah797 | 12 Mar, 2022, 11:10: AM
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CBSE 11-science - Physics
(ii) A Liquid of 10 litres with Relative density of 1.80 is mixed with 8 litres of a liquid of Relative density 0.80. If the bulk of the liqui shrinks one percent on mixing, calculate the relative density,  
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Asked by suragimathpraveen2001 | 10 Jan, 2022, 08:06: PM
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CBSE 11-science - Physics
Please solve the question. I can't understand how to solve this problem
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Asked by raghuvanshisaumya461 | 03 Dec, 2021, 08:05: AM
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CBSE 11-science - Physics
Whag is hydrostatic paradox? 
Asked by abhinavakrishna1009 | 31 Mar, 2021, 11:15: AM
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CBSE 11-science - Physics
Applications of Bernoulli's theorem can be seen in :  a. dynamic lift of airplane b. hydraulic press c. helicopter d. none of the above
Asked by vanshraaj.ind | 13 Dec, 2020, 06:06: PM
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CBSE 11-science - Physics
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Asked by ashanihalchandani | 26 May, 2020, 09:11: AM
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CBSE 11-science - Physics
When a capillary tube of diameter is 0.2mm dipped vertically in water the water raries 15cm find surface tension of water  
Asked by mahimanaik290 | 10 May, 2020, 12:45: AM
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