List of top Questions asked in VITEEE

A circular coil of radius 40 mm consists of 250 turns of wire in which the current is 20mA. The magnetic field in the center of the coil is $\mu =4\pi?10^{-7}Hm^{-1}$
A current of 5A is passing through a metallic wire of cross-sectional area $4\times10^{-6}m^2$ If the density of the charge carriers in the wire is 5 ? $10^{26}m^{-3}$, the drift speed of the electrons will be [e = 1.602 ? $10^{-19}C$]
Calcium Acetate on heating under distillation gives
When ideal gas expands in vacuum, the work done by the gas is equal to
Which one of the following is amorphous?
Three resistances of values 2$\Omega$, 3$\Omega$ and 6$\Omega$ are to be connected to produce an effective resistance of 4$\Omega$ . This can be done by connecting
The resistance of a field coil measures 50$\Omega$ at 20?C and 65$\Omega$ at 70?C. The temperature coefficient of resistance is
The series combination of two capacitors shown in figure is connected across 1000V. The magnitude of the charges on the capacitors will be
RMS value of AC is _______ of the peak value
The reaction,Zn(s) + CuSO4(aq) $\rightarrow$ZnSO4(aq) + Cu(s) is an example of a
The tendencies of the electrodes made up of Cu, Zn and Ag to release electrons when dipped in their respective salt solutions decrease in the order
In a P-type semiconductor, the acceptor impurity produces an energy level
In a tangent galvanometer, a current of 1A produces a deflection of 30?. The current required to produce a deflection of 60? is
In the presence of magnetic field ?B? and electric field ?E?, the total force on a moving charged particle is
The electrolyte used in Lechlanche cell is
The magnetic moment of lanthanide ions is determined from which one of the following relation?
The metal that crystallises in simple cubic system is
How many lattice points belong to a face centered cubic unit cell?
Identify the product for the following reaction
If sin $\theta$ , cos $\theta$ , tan $\theta$ are in G.P. then $cos^{9} \theta + cos^{6}\theta + 3cos^{5}\theta- 1$ is equal to
In Young's double slit experiment intensity at a point is (1/4) of the maximum intensity. Angular position of this point is
A proton enters a magnetic field parallel to the direction of the field. Then, the path followed by it is
A cord attached to a vibrating tuning fork is divided into six segments under tension of $36 \,N$. It will be divided into fowl segments, if the tension is:
The variation of the intensity of magnetisation (I) with respect to the magnetising field (H) in a diamagnetic substance is described by the graph
A glass slab of thickness 4 cm contains same number of waves as 5 cm thickness of water, when both are traversed by the same monochromatic light. If the refractive index of water is 4/3, what is the refractive index of glass: