List of top Questions asked in KEAM

Which of the following statement is true?
Wave nature of light can be used to explain which phenomenon?
The inward electric flux through a closed surface is \( 6 \times 10^{-5} \) and the outward flux is \( 3 \times 10^{-5} \). Then the total charge enclosed is?
How can we decrease the effective capacitance of a parallel plate capacitor?
Relation between the drift velocity and an electric field is ----?
What is the maximum wavelength to excite a hydrogen atom?
\( M^0 L T^{-1} \) is the dimension of ___________?
A solid sphere, hollow sphere, and solid cylinder start sliding from an inclined plane without rolling. Then the ratio of time taken by them to reach the ground is?
A body of mass 0.8kg moves with velocity \( v = 2x^2 + 2 \, \text{m/s} \). What is the work done during its motion from \( x = 0 \) to \( x = 2 \, \text{m} \)?
De Broglie wavelength of a quantum photon having energy \( E \)?
The fundamental frequency of a string of length \( l \) is \( n \). The string is cut into 3 parts \( l_1, l_2, \) and \( l_3 \), each having fundamental frequency \( n_1, n_2, n_3 \). Then, what is the relationship between \( n_1, n_2, n_3 \)?
A liquid of density \( d \) is moving down in a vessel of height \( h \) with an acceleration \( a<g \). Then the pressure at the bottom is?
Tension of a rope when a man of mass \( m \) climbs up or down with an acceleration \( a<g \)?
Work done on splitting a spherical drop into 8 droplets?
In which of the following cases does manganese have a +7 oxidation state?
What is the IUPAC name of phenyl isopentylether?
A body of mass 0.8kg moves with velocity \( v = 2x^2 + 2 \, \text{m/s} \). What is the work done during its motion from \( x = 0 \) to \( x = 2 \, \text{m} \)?
What technique is used to separate chloroform from aniline?
The disease is caused by a deficiency of riboflavin.
Which of the following has the highest \( K_b \) value?
Which among the following acts as a Lewis acid? \[ A) \text{AlCl}_3, \quad B) \text{NH}_3, \quad C) \text{OH}^-, \quad D) \text{H}_2\text{O} \]
When toluene is treated with chromium oxide and acetic anhydride, followed by hydrolysis, what is the product formed?
Layer's test is used for what purpose?
Arrange in the order of conductivity: \[ \text{Na, Ag, Fe, Cu} \]
Arrange in the order of dipole moment: \[ \text{NH}_3, \, \text{NF}_3, \, \text{H}_2\text{S}, \, \text{CHCl}_2 \]