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pH of Aquous solution of HCl is 6.5 Find the [Cl -] ...
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If a cylindrical rod is dropped from a height 'h', Then at what angle should it strike the ground such that its angular momentum is maximum. The friction between the ground and the rod is 'μ', The length of t ...
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A long cylinder of radius R is displaced along its axis with constant velocity u inside a stationary co-axial cylinder of radius r.The space between cylinders is filled with viscous liquid.Find the velocity of liquid as a fun ...
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The mean density of sea water is ∂ and bulk modulus is B.The change in density of sea water in going from surface of water to depth h is ...
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The balls, having linear momenta p1 = pˆi and p2 = −pˆi , undergo a collision in free space. There is no external force acting on the balls. Let p'1 and p'2 be their final momenta. The following option(s) ...
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find the time taken by cylinder to reach O from A . ( g=10ms-2) OA =5m. *Image* unable to proceed. ...
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A ring rotates about its axis z which is perpendicular to its plane of roatation xy. At a certain instant the acceleration of the particle on the ring is {(6)i-(8)j}m/s2. find the angular acceleration of the ring and the angu ...
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How 2 find COM of isoceles right angled triangle using integration??pleez reply ...
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a cylinder of mass 'm' and radius 'r' is rolling widout slipping on a horizontal surface wid angular velocity ω0. the velocity of center of mass of cylinder is ω0r. the cylinder comes across a step of height ...
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culindrical tank 10 m high has internal diametr 4 work req 2 fill with wit H2O if water pumped in botom edge answer is- 6.15 mJ . HOW CUM I DO W=F*H/2 COS180 H/2 =5 an f=pressure * area area 3.14*4 presuure will b ...
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this was toughest question in inpho2008 others were too easy try part b Sunlight falls on the convex surface of the plano - convex lens of aperture 0.080 m. The radius of curvature of the convex surface of the lens is 0.100 m ...
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|y|=|x+ex| ...
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{x}=tan y Damn.. this is too easy... try this one too.. {x}=tan {y} ...
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2 heavy circular rollers of diameters D and d , respectively , rest on a rough horizontal plane as shown in the figure. The larger roller has a string wound around it to which a horizontal force P can be applied as shown. Ass ...
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Draw the graph for the case when n is veyr very large! xn+yn=1 ...
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[xy]=1 draw this graph... ...
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*Image* ...
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the line of action of the resultant of two like parallel forces shifts by one-fourth of the distance between the forces when the two forces are interchanged The ratio of the two forces ...
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a uniform rod pivoted at its upper end hangs vertically It is displaced through an angle of 60° and then released Find the magnitude of force acting on a particle of mass dm at the tip of the rod when the rod makes an angle ...
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3 identical discs A,B,C rest on a smooth horz surface.Disc A is set into motion with speed u after which it experiences elastic collision simultaneously with B and C.Distace b/w centres of B and C prior to collision is n time ...
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*Image* Find relation between α , ax, ay... ...
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NOR gate ke truth table ka kya formula hai???????????? ...
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Take a (one-dimensional !) rod of length \ell and remove the middle one-third. Then remove the middle one-third of the remaining two pieces, then remove the middle one-third of the remaining four pieces, and so on forever. Le ...
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A biologist watches a chameleon. The chameleon catches flies and rests after each catch. The biologist notices that: (i) The first fly is caught after a resting period of 1 minute. (ii) The resting period before the 2mth fly ...
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Conisider a liquid of density Ï filled upto the brim to of the tanker of given shape.What is the velocity of a small hole located at a distance of x from the bottom..... *Image* ...
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well many of you must be knowing about ICR - instantaneous centre of rotation . but i here give an example of a very common situation in rotational mechanics .Interpret it carefully . prolem 1 (starter) Consider a purely roll ...
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A straight glass tube with its lower end sealed has a length \ell=152\ \mathrm{cm} . The lower half contains one mole of an ideal diatomic gas. The top half contains mercury and the top of the tube is open to atmosphere (atmo ...
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At vertices of a convex polygon with 2n sides, sit hunters. while in its interior and not on any diagonal,sits a fox. The hunters shoot at the fox all simultaneously, but the fox ducks. the bullets hit the sides of the polygo ...
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*Image* Consider the situation shown in the figure.Both the pulleys and the string are light and all the surfaces are smooth. (a)Find the accn of 1kg block. (b)Find the tension in the string. ...
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1.explain y para nitro benzoic acid is weaker acid than ortho nitro ...... acid 2.xplain y alpha methyl acetyl acetone undergoes lesser enolisation than acetyl acetone 3.pls explain wat exactly meso means ....[i know this 1 i ...
