List of top Questions asked in KEAM- 2026

Which of the following have minimum and maximum threshold energy K, Na, Mg, Li?
Which 3d series of element has least enthalpy of atomization?
The KE of particle of mass \(1 \times 10^{-31}\) Kg and the de Broglie wavelength 63 nm (h = \(6.3 \times 10^{-34}\))
Decreasing order basic strength
What is the IUPAC name of Mesityl oxide?
What is 1-chlorocyclohexene?
IUPAC name of Element number 105?
For an elastic collision
Current in a circuit is 0.6 A when an external resistance of \( 3 \, \Omega \) is connected. When the external resistance is changed to \( 6 \, \Omega \), current in the circuit becomes 0.4 A. Find the internal resistance of the cell.
For an elastic collision
If \( I = 16 \, \text{A} \), electron density \( n = 5 \times 10^{23} \, \text{m}^{-3} \), and \( A = 1 \times 10^{-7} \, \text{m}^2 \), find the drift velocity.
Transformer core is laminated because:
Which of the following statement is correct for EM wave:
Transformer core is laminated because:
Bernoulli's principle is applicable for:
At a certain height \( h \) from the surface of Earth, the value of acceleration due to gravity is \( \frac{g}{9} \), where \( g \) is the acceleration due to gravity at the surface. What is the value of \( h \) in terms of the radius of Earth \( R \)?
A particle of charge equal to 10 times the charge of an electron revolves in a circle with frequency equal to 10 revolutions per second. Find the magnetic field at the centre of the circular path.
Given \( I = 2A \), \( \phi = 10^{-2} \, \text{weber} \), \( N = 1000 \), calculate the self-inductance.
What should be connected in the circuit to remove ripples in AC:
If a proton is displaced by 5m in an electric field of \(50 \, \text{N/C}\), what is the work done by the electric field?
What should be connected in the circuit to remove ripples in AC?
If \( I = 2 \, \text{A}, \, \phi = 10^{-2} \, \text{Weber}, \, N = 1000 \), calculate the self-inductance.
What should be connected in the circuit to remove ripples in AC:
Bernoulli's principle is applicable for:
A Carnot engine is working between 400K and 500K. If the output work is 1 kJ, what is the heat absorbed?