List of top Questions asked in KCET

Kichhoff?s junction rule is a reflection of
The readings of ammeter and voltmeter in the following circuit are respectively
A piston is performing S.H.M. in the vertical direction with a frequency of 0.5 Hz. A block of 10 kg is placed on the piston. The maximum amplitude of the system such that the block remains in contact with the piston is
Coersivity of a magnet where the ferromagnet gets completely demagnetized is $3 \times 10^3 Am^{?
Which one of the following nuclei has shorter mean life?
In a permanent magnet at room temperature
The frequency of an alternating current is 50 Hz. What is the minimum time taken by current to reach its peak value from rms value?
One mole of $O_2$ gas is heated at constant pressure starting at $27^o$C. How much energy must be added to the gas as heat to double its volume?
The equivalent capacitance between A and B is,
Oxidation state of copper is +1 in
In the following circuit, what are P and Q?
Which cleansing agent gets precipitated in hard water?
The phenomenon involved in the reflection of radio-waves by ionosphere is similar to
A toroid has 500 turns per metre length. If it carries a current of 2A, the magnetic energy density inside the toroid is
A thermodynamic system undergoes a cyclic process ABC as shown in the diagram. The work done by the system per cycle is
A Point object is moving uniformly towards the pole of a concave mirror of focal length 25 cm along its axis as shown below. The speed of the object is 1 $ms^{-1}$. At t = 0, the distance of the object from the mirror is 50 cm. The average velocity of the image formed by the mirror between time t = 0 and t = 0.25 s is
The brain capacity of Homo habilis
During inelastic collision between two bodies, which of the following quantities always remain conserved?
Two cells of internal resistances $r_1 $ and $r_2 $ and of same emf are connected in series, across a resistor of resistance R. If the terminal potential difference across the cells of internal resistance $r_1$ is zero, then the value of R is
If $A = \begin{bmatrix}2&-2\\ -2&2\end{bmatrix}$ then $A^n = 2^k A,$ where k =
A particle shows distance-time curve as shown in the figure. The maximum instantaneous velocity of the particle is around the point
Two wires A and B are stretched by the same load. If the area of cross-section of wire 'A' is double that of 'B', then the stress on 'B' is
If $A = \begin{bmatrix}\cos\alpha&\sin\alpha\\ - \sin\alpha&\cos\alpha\end{bmatrix}$ , then $AA' = $
Find the nucleotide sequence of the mRNA which codes for the sequence of amino acids - ?Met - Leu - Val - Arg - Ala? and choose the correct option from below :
Choose the bacterium which is not a source of REN.