List of top Questions asked in KEAM

A lift having mass 1000kg moves upward against a frictional force of 2000N. Power given by motor is 36000W. What is the velocity of the lift?
A body starts from rest and moves with an acceleration of \(2 \, \text{m/s}^2\) and comes to rest with a retardation of \(2 \, \text{m/s}^2\). Find the distance travelled?
A coil of length \(l\) and area of cross-section \(A\) has resistance \(R\). If the length is increased to 3 times and area decreases to \(A/3\), then the new resistance is:
If the threshold wavelength of a metal is in the green light region, then which of the following radiation cannot cause emission of electrons from metal?
A ball of mass 10g is dropped from a height of 50m. If 30J energy is lost due to air resistance, then what is the velocity of the ball when it hits the ground?
Area under \(F\) and \(t\) graph is?
What is the speed of water flowing through a hole located at a depth \(h\) from the surface of water in a tank?
Vibration of atoms and molecules produce electromagnetic radiation in the region of:
Monochromatic light passing through a prism doesn't produce:
Find the frequency of the waveform shown in the graph.
If \(T\) and \(n\) are surface tension and coefficient of viscosity, if temperature increases, then:
Find the magnification of a lens having focal length 5 cm (Least distance of distinct vision = 25 cm).
Specific heat capacity of diatomic gas at constant volume:
A wire of length 1m is clamped at half of its length. If the fundamental frequency is 3kHz, then find the velocity.
The force between two point charges separated by a distance \(d\) is \(F\). If one charge is moved away by a distance \(d\), then the new force is:
A body is rotated about a fixed axis. Which of the following is correct about angular velocity?
If a p-n junction diode is forward biased, then:
Young's modulus and shear modulus are applicable for:
Which element in the 3d series can form dihalides?
The reagent for Etard's reaction is:
The element that has the highest melting point in the 3d series is:
IUPAC name of the compound [Cr(H\(_2\)O)\(_3\)(NH\(_3\))\(_3\)]Cl\(_3\)
Square planar compound is:
KMnO\(_4\) on heating at 513K produces:
A compound formed by reacting CoCl\(_2\) with excess NH\(_3\) gives 1 mol of AgCl with AgNO\(_3\). Form the compound: