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A person throws a bottle into a dustbin at the same height as he is 2m away at an angle of 45°. The velocity of the bottle thrown is: Q 1. g 2. √g 3. 2g 4.√2g g comes inside the root in respective cases. ...
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Well ,the title is obvious. Any thing to share. Personally, I feel that this year's paper was DIFFICULT than the Previous years one. The questions which were doable were lenghtly (not all I mean) and some were really outsmart ...
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The molal lowering of vapour pressure of a liquid is 1.008 mm Hg at 25oC in a very dilute solution containing non volatile solute.The vapour pressure of the liquid at 25oC is 'A'x10 mm Hg.The value of 'A' is...... [ Integer t ...
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1) A radioactive nuclide can decay simultaneously by two different processes which have deacy constants λ1 and λ2 . The effective decay constant of the nuclide is λ. a) λ=λ1 + λ2 b)λ= 1/2 (λ1 + λ2) c) 1/λ = 1/λ1 + ...
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Integrate: 1) ∫ 1/sinx+sec x dx Please show me the steps also. ...
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Solve th efollowing equation by putting any mathematical operator between each digit : 1 2 3 4 5 6 7 8 9=100 ...
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Why is it that during recent times I'm unable to view practically any latexed output? Occasionally one or two may show up after 5 to 7 minutes. Also the entire targetiit page is shifted to the right and it looks really horrib ...
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Let a , b , c possitive real numbers : Show that : a/(b+c)2 + b/(c+a)2 + c/(a+b)2 ≤ 9/4(a+b+c) ...
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*Image* which theorems we hav to use here? ...
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A solid sphere of radius R is charged uniformly.At what distance from its surface is the electrostatic potential half of the potential at the centre? 1) R 2) R/2 3) R/3 4) 2R I know the final answer.But how to solve this one? ...
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A solid sphere of radius R is charged uniformly.At what distance from its surface is the electrostatic potential half of the potential at the centre? 1) R 2) R/2 3) R/3 4) 2R I know the final answer.But how to solve this one? ...
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A solid sphere of radius R is charged uniformly.At what distance from its surface is the electrostatic potential half of the potential at the centre? 1) R 2) R/2 3) R/3 4) 2R I know the final answer.But how to solve this one? ...
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Write the structural formula of the product formed when 1)Bromoethane reacts with one-half of the molar quantity of silver 2)Chloral is heated with aqueous sodium hydroxide. ...
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Write the structural formula of the product formed when 1)Bromoethane reacts with one-half of the molar quantity of silver 2)Chloral is heated with aqueous sodium hydroxide. ...
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If a charge q is placed at the centre of line joining two equal like charges Q,the system will be in equilibrium if q is a) -Q/2 b) -Q/4 c) +Q/2 d) +4Q Plz explain yur ans ...... ...
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If a charge q is placed at the centre of line joining two equal like charges Q,the system will be in equilibrium if q is a) -Q/2 b) -Q/4 c) +Q/2 d) +4Q Plz explain yur ans ...... ...
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If a charge q is placed at the centre of line joining two equal like charges Q,the system will be in equilibrium if q is a) -Q/2 b) -Q/4 c) +Q/2 d) +4Q Plz explain yur ans ...... ...
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Using principle of mathematical induction, prove that n5/5 + n3/3 + 7n/15 is a natural number for all n belonging to N. ...
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Out of 21 tickets marked with numbers 1 to 21,three are drawn at random.Find the probability that the numbers are in A.P. Plz explain this prob also... ...
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Out of 21 tickets marked with numbers 1 to 21,three are drawn at random.Find the probability that the numbers are in A.P. Plz explain this prob also... ...
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Diffrenciate |x| w.r.t x using first principle. ...
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Hello, Plz tell me what are the important topics in chemistry for iit jee.I am in 11th class and I am not very happy with my preparation in chemistry.Now,I feel that i should just concentrate on the important and scoring topi ...
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Hello, I am very curious to know why 'torque' is only the cross product of force and perpendicular distance.I just want to know the mathematical derivation for this equation.In physics,nothing can be just defined;there has to ...
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Hello, I am very curious to know why 'torque' is only the cross product of force and perpendicular distance.I just want to know the mathematical derivation for this equation.In physics,nothing can be just defined;there has to ...
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Hello, I am very curious to know why 'torque' is only the cross product of force and perpendicular distance.I just want to know the mathematical derivation for this equation.In physics,nothing can be just defined;there has to ...
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1.A body 'A' is projected upwards with a velocity of 9.8m/s.The second body 'B' is projected upwards with the same initial velocity but after 4 seconds.After how much time will both the bodies meet after the first body is pro ...
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1.A body 'A' is projected upwards with a velocity of 9.8m/s.The second body 'B' is projected upwards with the same initial velocity but after 4 seconds.After how much time will both the bodies meet after the first body is pro ...
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1. There are 2 vectors, one in the horizontal direction and other is inclined at an angle of 600 with the vertical.The resultant is in vertical direction and has magnitude P units.The 2 vectors are: a)P,2P b)P,P√3 c)2P,P√ ...
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If a1 and a2 are 2 non-collinear unit vectors and if |a1 + a2| =√3, then the value of(a1 -a2).(2a1 +a2) is: a)2 b) 3/2 c) 1/2 d)1 Plz show with steps as i dont know how to start.. ...
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Compute the heat of formation of liquid methyl alchohol in kilo joule per mole using the following data. Heat of vaporisation of liquid methyl alcohol=38 kJ/mol. Heat of formation of gaseous atoms from the elements in their s ...
