List of top Questions asked in KCET, JIPMER

If $A$ is $3 \times 4$ matrix and $B$ is a matrix such that $A'B$ and $BA'$ are both defined. Then $B$ is of the type
The angle between two diagonals of a cube is
The statement that is NOT correct is
$ {X ->[{\text{Ozonolysis}}][{\text{(Reductive)}}] Y + Z}$ $Y$ can be obtained by Etard's reaction, $Z$ undergoes disproportionation reaction with concentrated alkali. $X$ could be
What is a period of revolution of earth satellite ? Ignore the height of satellite above the surface of earth. Given : (1) The value of gravitational acceleration $g= 10\,ms^{-2}$ (2) Radius of earth $R_E = 6400\, km$. Take $\pi = 3.14$
In a triangle $ABC, a[b \,cos \,C - c\, cos\, B]$ =
In anomalous expansion of water, at what temperature, the density of water is maximum ?
A 4 metre long ladder weighing 25 kg rests with its upper end against a smooth wall and lower end on rough ground. What should be the minimum coefficient of friction between the ground and the ladder for it to be inclined at 60? with the horizontal without slipping ? (Take $g = {10 \,m \,s^{-2}}$)
The speed of sound through oxygen gas at $T \, K$ is $v \,m \,s^{-1}$. If the temperature becomes $2T$ and oxygen gas dissociated into atomic oxygen, the speed of sound
An aromatic compound $A (C_7H_9N)$ on reacting with $NaNO_2/HCl$ at $0^\circ\,C$ forms benzyl alcohol and nitrogen gas. The number of isomers possible for the compound $'A'$ is
Terylene is NOT a
A spherical conductor of radius $2 \,cm$ is uniformly charged with $3 \,nC$. What is the electric field at a distance of $3\, cm$ from the centre of the sphere ?
A pipe $30\, cm$ long, is open at both ends. Which harmonic mode of the pipe resonates a $1.1\, kHz$ source? (Speed of sound in air = $330 \,m \,s^{-1})$
A solenoid of inductance $2H$ carries a current of $1A$. What is the magnetic energy stored in a solenoid ?
The result of the following reaction/experiment carried out by Avery et. al. on Streptococcus pneumonia has proved conclusively that DNA is the genetic material;
Statement A : Photorespiration decreases photosynthetic output Statement B : In photorespiratory pathway, neither ATP nor NADPH is produced.
Parbhani kranti, a variety of bhindi (lady's finger), is resistant to _______
A crystalline solid $XY_3$ has $ccp$ arrangement for its element $Y. X $ occupies
$1.78\, g$ of an optically active L-amino acid $(A)$ is treated with $NaNO_2/HCl$ at $0\,^\circ\,C$. $448\, cm^3$ of nitrogen was at $STP$ is evolved. A sample of protein has $0.25\%$ of this amino acid by mass. The molar mass of the protein is
The relation between half life $(T)$ and decay constant $(\lambda)$ is
A circular coil of radius $10 \,cm$ and $100$ turns carries a current $1\,A$. What is the magnetic moment of the coil ?
A carbon film resistor has colour code Green Black Violet Gold. The value of the resistor is
A cycle tyre bursts suddenly. What is the type of this process
The symmetric part of the matrix $A =\begin{bmatrix} {1}&{2} &{4}\\ {6}&{8}& {2} \\ {2}&{-2}&{7}\\ \end{bmatrix} $ is
Which of the following is not a vector quantity ?