List of top Questions asked in BITSAT

The efficiency of fuel cell is given by the expression, $\eta$ is
Cobalt $(60)$ isotope is used in the treatment of :
The carbylamine reaction is
Minimise $Z=\displaystyle\sum_{j=1}^{n} \displaystyle\sum_{i=1}^{m} c_{i j} \cdot x_{i j}$ Subject to $\displaystyle\sum_{ i =1}^{ m } x _{ ij }= b _{ j }, j =1,2, \ldots \ldots n$ $\displaystyle\sum_{j=1}^{n} x_{i j}=b_{j}, j=1,2, \ldots \ldots, m$ is a LPP with number of constraints
Polymer used in bullet proof glass is
If \(z=x+iy,\; z^{1/3}=a-ib\), then \(\dfrac{x}{a}-\dfrac{y}{b}=k(a^2-b^2)\), where \(k\) is equal to:
I am fine, what about you?
She did not believed me.
What is your _ _ _ _ for tonight?
They were afraid _ _ _ _ the lion, so they dropped the idea of hunting in jungle.
Our company signed a profitable _ _ _ _ last month.
A narrow beam of protons and deuterons, each having the same momentum, enters a region of uniform magnetic field directed perpendicular to their direction of momentum. The ratio of the radii of the circular paths described by them is:
The angle of intersection of the two circles $x^2 + y^2 - 2x - 2y = 0$ and $x^2 + y^2 = 4$, is
The most likely protonation site in the following molecule is
A small block of mass $m$ is kept on a rough inclined surface of inclination $\theta $ fixed in a elevator. The elevator goes up with a uniform velocity $v$ and the block does not slide on the wedge. The work done by the force of friction on the block in time $t$ will be :
The heats of neutralisation of CH\(_3\)COOH, HCOOH, HCN and H\(_2\)S are \(-13.2, -13.4, -2.9\) and \(-3.8\) kcal per equivalent respectively. Arrange the acids in increasing order of acidic strength.
A wire X is half the diameter and half the length of a wire Y of similar material. The ratio of resistance of X to that of Y is:
If \[ \begin{vmatrix} p & q - y & r - z \\ p - x & q & r - z \\ p - x & q - y & r \end{vmatrix} = 0, \] then the value of \(\dfrac{p}{x} + \dfrac{q}{y} + \dfrac{r}{z}\) is
Let \( f:\mathbb{R} \to \mathbb{R} \) be a function defined by \( f(x) = \dfrac{x - m}{x - n} \), where \( m \neq n \). Then
If \(\begin{bmatrix} \alpha & \beta \\ \gamma & -\alpha \end{bmatrix}\) is a square root of identity matrix of order 2, then
Let \[ f(x)= \begin{cases} (x-1)\sin\!\left(\dfrac{1}{x-1}\right), & x \neq 1 \\ 0, & x = 1 \end{cases} \] Then which one of the following is true?
The coefficient of \(x^4\) in the expansion of \((1 + x + x^2 + x^3)^{11}\) is:
If the \((2p)^{\text{th}}\) term of a H.P. is \(q\) and the \((2q)^{\text{th}}\) term is \(p\), then the \(2(p+q)^{\text{th}}\) term is:
\(\displaystyle \lim_{x \to 0} \left(\csc x\right)^{\frac{1}{\log x}}\) is equal to:
Let \( R = \{(3,3), (6,6), (9,9), (12,12), (6,12), (3,9), (3,12), (3,6)\} \) be a relation on the set \( A = \{3,6,9,12\} \). Then, the relation is: