List of top Questions asked in KEAM

Triangle $ABC$ has vertices $(0, 0), (11, 60)$ and $(91, 0)$. If the line $ y=kx $ cuts the triangle into $2$ two triangles of equal area, then $k$ is equal to

Which of the following concentration terms are independent of temperature ?

Which one of the following classes is included under gymnosperms ?

The excess pressure inside a spherical drop of water is four times that of another drop. Then their respective mass ratio is

The shade tolerant plants are known as

The shape of $ Xe{{F}_{4}} $ molecule and hybridisation of xenon in it are

The longest bone of the human body is

The height of a geostationary satellite is

The heat of atomisation of $PH_3(g)$ and $ P_2H_4(g)$ are $ 954 kJ\, mol^{-1}$ and $1485\, kJ\, mol^{-1}$ respectively .The P-P bond energy in $kJ\, mol^{-1}$ is

Muscular tetany can be caused by deficiency of

The resistance of a galvanometer is $ 50\,\Omega $ . and it shows full scale deflection for a current of $1 \,mA$. To convert it into a voltmeter to measure $1 \,V$ and as well as $10\, V$ (Refer circuit diagram) the resistances $ {{R}_{1}} $ and $ {{R}_{2}} $ respectively are

The impedance of a $ RC $ circuit is $ {{Z}_{1}} $ for frequency $ f $ and $ {{Z}_{2}} $ for frequency $ 2f $ . Then, $ {{Z}_{1}}/{{Z}_{2}} $ is

Which one of the following impurities present in colloidal solution cannot be remove by electrodialysis?

The presence of tube feet is a characteristic feature of the phylum

Which one of the following is not air pollutant ?

Consider the following statements and choose the correct option. (I) The genetic constitution of a plant is unaffected in vegetative propagation. (II) Rhizome in ginger serves as an organ of vegetative reproduction. (III) Totipotency of cells enables us to micropropagate plants.

The standard deviation for the scores $1, 2, 3, 4, 5, 6$ and $7$ is $2$. Then, the standard deviation of $12, 23, 34, 45, 56, 67$ and $78$ is

The height of the dam, in a hydroelectric power station is $ 10 \,m $ . In order to generate $ 1 \,MW $ of electric power, the mass of water (in kg) that must fall per second on the blades of the turbines is

The resonance frequency of the tank circuit of an oscillator when $ L=\frac{10}{{{\pi }^{2}}}mH $ and $ C=0.04\text{ }\mu F $ are connected in parallel is

The energy released in the fission of $ 1 \,kg $ of $ _{92}{{U}^{235}} $ is (energy per fission = 200 MeV)

Two cars $ A $ and $ B $ are moving with same speed of $ 45\, km/h $ along same direction. If a third car $ C $ coming from the opposite direction with a speed of $ 36 \,km/h $ meets two cars in an interval of $ 5\, min $ , the distance of separation of two cars $ A $ and $ B $ should be (in km)

Millikan's oil-drop experiment established that

Two nuclei have their mass numbers in the ratio of $ 1:3 $ . The ratio of their nuclear densities would be

The radius of curvature of the convex face of a planoconvex lens is $ 15 \,cm $ and the refractive index of the material is $ 1.4 $ . Then the power of the lens in dioptre is