List of top Questions asked in KCET- 2010

Which one of the following does not involve coagulation?
A motorboat covers a given distance in $6$ hours moving downstream on a river. It covers the same distance in $10$ hours moving upstream. The time it takes to cover the same distance in still water is..........
Two thick wires and two thin wires, all of same material and same length, form a square in three different ways $P, Q$ and $R$ as shown in the figure. With correct connections shown, the magnetic field due to the current flow, at the centre of the loop will be zero in case of...........
There is a uniform magnetic field directed perpendicular and into the plane of the paper. An irregular shaped conducting loop is slowly changing into a circular loop in the plane of the paper. Then
The points $(1, 0), (0, 1), (0, 0) $ and $ (2k, 3k),k \neq 0$ are concyclic if $k$ = _____
Hot water cools from $60^{\circ}C$ to $50^{\circ}C$ in the first $10$ minutes and to $42^{\circ}C$ in the next $10$ minutes. Then the temperature of the surroundings is
Match the animals listed in Column I with their of nature of blood listed in Column II. Choose the answer which gives the correct combination of alphabets of the two columns
A mixture of $CaCl_2$ and $NaCl$ weighing $4.44\, g$ is treated with sodium carbonate solution to precipitate all the calcium ions as calcium carbonate. The calcium carbonate so obtained is heated strongly to get $0.56\, g$ of $CaO$. The percentage of $NaCl$ in the mixture is (Atomic mass of $Ca = 40)$
In Kjeldahl's method, ammonia from $5\, g$ of food neutralizes $30 \,cm^3$ of $0.1\, N$ acid. The percentage of nitrogen in the food is
In the electrolytic refining of Zinc ,.................
The area bounded by the curve $ y= \begin{cases} x^2,x<0 & \quad\\ x,x \geq 0 & \quad \\ \end{cases} $ and the line $y = 4$ is
The eccentric angle of the point $(2,\sqrt{3})$ lying on $\frac {x^2}{16}+\frac{y^2}{4}-1$ is _________
Reaction of chloroform with $KOH$ in the presence of a primary aromatic amine is called
In alkaline medium, glycine exists predominantly as
Which one of the following conversions involve change in both hybridization and shape?
For the reversible reaction $A_{(s)}+B_{(g)} \rightleftharpoons C_{(g)}+D_{(g)}: \Delta G^{0}=-350 kJ .$ Which one of the following statements is true?
The sugar present in milk is__________
If $x\neq n \pi ,\, x \neq\,(2n+1)\frac {\pi}{2}.n\in Z, $ then $\frac {Sin^{-1}(Cos x) + Cos^{-1}(Sin x)}{Tan ^{-1}(Cot x)+ Cot^{-1}(Tan x)} $ =
In $\Delta ABC$, if $a =2, B = \tan ^{-1} \frac {1}{2}$ and $C = \tan ^{-1}\frac{1}{3}$, then $(A,b)$ =
The forbidden energy gap in $Ge$ is $0.72\, eV$. Given, $hc = 12400 \, eV \, - ?$ . The maximum wavelength of radiation that will generate an electron hole pair is
Reaction of methyl bromide with aqueous sodium hydroxide involves
The amount of heat evolved when $500 \,cm^3$ of $0.1 \,M \,HCl$ is mixed with $200\, cm^3$ of $0.2\,M \,NaOH$ is _______
The correct IUPAC name of $K_2[Ni(CN)_4]$ is _______
The empirical formula of a non-electrolyte is $CH_2O$. A solution containing $6 \,g$ of the compound exerts the same osmotic pressure as that of $0.05\, M$ glucose solution at the same temperature. The molecular formula of the compound is
The diagram of Labeo rohita is given below. Identify the parts labelled A, B, C, D, E, F, G.