List of top Questions asked in BHU UET- 2007

A stationary particle explodes into two particles of masses $m_1$ and $m_2$ which move in opposite directions with velocities $v_1$ and $v_2$. The ratio of their kinetic energies $E_1 /E_2$ is
Most favourable condition for ionic bonding are
Which of the following is not an accessory pigment?
Monera devoid of cell wall are
ln a Wheatstone's bridge all the four arms have equal resistance $R$. If the resistance of the galvanometer arm is also $R$, the equivalent resistance of the combination as seen by the battery is
The rate of diffusion of methane at a given temperature is twice that of a gas $X$. The molecular mass of $X$ is
A solution has $ H^{+} $ ion concentration $0.0005\, M$. Its $ pOH $ is
In case of a forced vibration, the resonance wave becomes very sharp when the
$75 \%$ of a first order reaction was completed in $32\, min$, when was $50 \%$ of the reaction completed?
For a zero order reaction, $A \longrightarrow P, t_{1 / 2}$ is (k is rate constant)
In Pinus, male cone bears a large number of:
The weight of one molecule of a compound $C _{60} H _{122}$ is
A charge $q$ is located at the centre of a cube. The electric flux through any face is
An electron is moving round the nucleus of a hydrogen atom in a circular orbit of radius r. The Coulomb force F between the two is $ \bigg( {where} \, k = \frac{1}{ 4 \pi \varepsilon_0}\bigg)$
A charged particle moves through a magnetic field in a direction perpendicular to it. Then the
"Parsec" is the unit of
Osphradium of Pila globosa is
The amount of heat released when $20\, mL$ of $0.5 \,M \,NaOH$ is mixed with $100 \,mL$ of $0.1 \,M \,HCl$ is $x \,kJ$. The heat of neutralisation (in $kJ \,mol ^{-1}$ ) is
When phosphorus reacts with caustic soda, the products are $PH _{3}$ and $NaH _{2} PO _{2}$. This reaction is an example of
For a gaseous reversible reaction, which of the following expressions is correct?
Which of the following nerve is purely motor nerve?
Which of the following is the correct statement about the circulatory system of cockroach ?
Which of the following plant hormone is extracted from fungus ?
Which ecosystem has the highest primary productivity ?
Two spheres of masses $m$ and $M$ are situated in air and the gravitational force between them is $F$. The space around the masses in now filled with a liquid of specific density $3.$ The gravitational force will now be :