List of top Questions asked in BITSAT

The correct bond order in the following species is:
What is the free energy change, Δ G, when 1.0 mole of water at 100C and 1 atm pressure is converted into steam at 100C and 1 atm pressure?
H₂S gas when passed through a solution containing HCl precipitates cations of second group of qualitative analysis but not those of fourth group. It is because:
Among Al₂O₃, SiO₂, P₂O₃ and SO₂ the correct order of acidic strength is:
A bonded molecule MX₅ is T-shaped. The number of non-bonded pair of electrons is:
Light of wavelength 180 nm ejects photoelectrons from a metal plate of work function 2 eV. If a magnetic field of 5 × 10⁻³ T is applied parallel to the plate, the radius of the path followed by electrons ejected normally with maximum energy is:
The product of atomic weight and specific heat of an element is a constant, approximately 6.4. This law is known as:
1.520 g of hydroxide of a metal on ignition gave 0.995 g of oxide. The equivalent weight of the metal is:
Beryllium and aluminium exhibit similar properties, but the two elements differ in:
The correct order of radii is:
In a semiconductor diode, the barrier potential offers opposition to:
The output of an OR gate is connected to both inputs of a NAND gate. The combination serves as:
Which one is correct about fission?
An electron in a hydrogen-like atom is in an excited state. It has total energy of -3.4 eV. The kinetic energy and de-Broglie wavelength respectively are:
If the energy of a photon is 10 eV, its momentum is:
If the distance between first maxima and fifth minima of a double slit pattern is 7 mm and the slits are separated by 0.15 mm with the screen 50 cm away, the wavelength of light used is:
The energies of energy levels A, B and C are EA < EB < EC. If the radiations of wavelengths ₁, ₂, ₃ are emitted due to transitions C to B, B to A and C to A respectively, then which relation is correct?
An electromagnetic wave passes through space and its equation is given by E = E₀ sin(ω t - kx). The energy density of the electromagnetic wave in space is:
A thin convergent glass lens (= 1.5) has a power of +5.0 D. When this lens is immersed in a liquid of refractive index μ, it acts as a divergent lens of focal length 100 cm. The value of μ must be:
A vessel of depth d is half-filled with a liquid of refractive index ₁ and the upper half with a liquid of refractive index ₂. The apparent depth of the vessel seen perpendicularly is:
A metal rod of length 1 m is rotated about one of its ends in a plane perpendicular to a magnetic field of induction 2.5 × 10⁻³Wb/m². If it makes 1800 revolutions per minute, calculate the emf induced between its ends.
If M is the magnetic moment and B is the magnetic field, the torque acting on the magnetic dipole is given by:
A hollow metal sphere of radius 5 cm is charged such that the potential at its surface is 10 V. The potential at a distance of 2 cm from the centre of the sphere is:
If the potential of a capacitor of capacity 6 μF is increased from 10 V to 20 V, the increase in its energy will be:
A charge Q₁ exerts some force on a second charge Q₂. If a third charge Q₃ is brought near, then the force exerted on Q₂ will: