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Let V be the volume of the water in the cone i.e. the volume of the water cone CA B at any time t.Let CO = h, O A = r and CA = I.Let α be the semi-vert
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We have, 5x2 – 8x – 4= 5x2 – 10x + 2x – 4= 5x (x–2) + 2 (x – 2)= (5x + 2) (x – 2)So, the value of 5x2 – 8x – 4 is zero when 5x + 2 = 0 or
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The area under velocity time graph represents the change in velocity. Let at time t0 the particle acquire the initial velocity. Therefore the change in veloci
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No, Mandela does not think that the oppressor is free. According to him, an oppressor is a prisoner of hatred, who is locked behind the bars of prejudice and na
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solution:we have given thatmass = 200gdensity = 7.2 g cm-3NA = 4.12 x 1024Z = 4 by using the following equation, ρ = z× Ma3&#
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During charging, electric flux between the plates of capacitor keeps onchanging; this results in the production of a displacement currentbetween the plates.Exp
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The figure drawn below illustrates the path of reflected ray corresponding to an incident ray which is directed parallel to the principal axis of a convex mirr
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Anees Jung has portrayed two stories in ‘Lost Spring’ and both depict the grinding poverty, pitiable condition of life and the other traditions that condemn the children to a life of
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Williamson’s synthesis: The reaction of alkyl halides with sodium alkoxide or sodium phenoxide to form ethers is called Williamson’s synthesis. For example
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As per De-broglies formula,  Kinetic energy of the proton is equal to the kinetic energy of the proton.
Since, mass of proton > mass of electron,
This imp
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I = 10 A, V = 80 VR = V/I = 80/10 = 8Ω and ω = 50 HzFor AC circuit, we have 
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(Get CBSE, ICSE and all State Boards textbook solutions for all subjects Class 8 to 12. You can also get CBSE solved papers of previous year from here! You can also prepare for SSC. Can also test SSC, find SSC Resource centre ! You can get resources online for free for NEET, NEET previous year solved paper and JEE, JEE Previous year solved papers! Student can also find the, previous year papers etc. This is an organization related to the education sector! So you shou