List of top Questions asked in KCET

In an LCR series circuit, the value of only capacitance C is varied. The resulting variation of resonance frequency f0 as a function of C can be represented as
A square loop of side length 'a ' is moving away from an infinitely long current carrying conductor at a constant speed ' v ' as shown. Let ' x ' be the instantaneous distance between the long conductor and side AB . The mutual inductance (M) of the square loop - long conductor pair changes with time (t) according to which of the following graphs?
A square loop
An induced current of 2 A flows through a coil. The resistance of the coil is 10Ω . What is the change in magnetic flux associated with the coil in 1 ms ?
A moving electron produces
For the function \(f(x) = x^3-6x²+12x-3; x = 2\) is
The length of a rectangle is five times the breadth. If the minimum perimeter of the rectangle is 180 cm, then
\(\overrightarrow{E}\) is the electric field inside a conductor whose material has conductivity σ and resistivity ρ . The current density inside the conductor is \(\overrightarrow{j}\) . The correct form of Ohm's law is
The synthetically produced radioactive noble gas by the collision of \(_{98}^{249}Cf\) with \(^{48}_{20}Ca\) is
Which of the following statements related to lanthanoids is incorreect?
Match the following:
I.Zn2+i.d8 configuration
II.Cu2+ii.colourless
III.Ni2-iii.μ=1.73BM
The transition element ( ≈ 5%) present with lanthanoid metal in Misch metal is:
Identify the wrong relation for real gases
From the diagram
ΔrH for the reaction C → A is
ΔrH for the reaction C → A is
A pair of isoelectric species having bond order of one is:
A metalloid is
For which one of the following mixtures is composition uniform throughout?
For the coagulation of positively charged hydrated ferric-oxide sol, the flocculating power of the ions is in the order :
Identify the incorrect statement :
Which one of the following does not represent Arrhenius equation?
The value of 'A' in the equation λm = λm° - A√C is same for the pair:
Which one of the following pairs will show positive deviation from Raoult’s Law?
A mixture of phenol and aniline shows negative deviation from Raoult's law. This is due to the formation of:
MnO exhibits:
Which of the following crystals has the unit cell such that a=b≠c and α=β=90°,γ=120° ?
The first chlorinated organic insecticide prepared is :