List of top Questions asked in BITSAT

If \( P(B) = \frac{3}{5} \), \( P(A \mid B) = \frac{1}{2} \), and \( P(A \cup B) = \frac{4}{5} \), then the value of \( P(A \cup B)' + P(A' \cup B) \) is:
The photochemical smog does not generally contain:
Negation of the Boolean expression \( p \Leftrightarrow (q \Rightarrow p) \) is:
The roots of the given equation \( (p - q)x^2 + (q - r)x + (r - p) = 0 \) are:
The lines \[ \frac{x - 2}{1} = \frac{y - 3}{1} = \frac{z - 4}{-k} \] and \[ \frac{x - 1}{k} = \frac{y - 4}{2} = \frac{z - 5}{1} \] are coplanar if:
If one root of the equation \( x^2 + px + 12 = 0 \) is \( 4 \), while the equation \( x^2 + px + q = 0 \) has equal roots, then the value of \( q \) is:
Which named reaction contains dichlorocarbene intermediate?
Which method is useful for the synthesis of ether?
Two planets \( A \) and \( B \) have radii \( R \) and \( 1.5R \), and densities \( \rho \) and \( \frac{\rho}{2} \) respectively. The ratio of acceleration due to gravity at the surface of \( B \) to \( A \) is:
The work done in placing a charge of \( 8 \times 10^{-18} \) coulomb on a capacitor of capacitance 100 microfarad is:

The range of the function \( f(x) = \sqrt{3x^2 - 4x + 5} \) is: 
 

The resistance of a wire is \( 5 \Omega \). What will be its new resistance in ohms if stretched to 5 times its original length?
In the laboratory, manganese (II) salt is oxidized to permanganate ion in aqueous solution by:
The middle term in the expansion of \( \left(\frac{10}{x} + \frac{x}{10}\right)^{10} \) is:
The helical structure of a protein is stabilized by:

Among the given halides, which one will give the same product in both S\(_N1\) and S\(_N2\) reactions? 

A 100m long wire having cross-sectional area \( 6.25 \times 10^{-4} \, {m}^2 \) and Young's modulus is \( 10^{10} \, {Nm}^{-2} \) is subjected to a load of 250N, then the elongation in the wire will be:
Among the ligands \( {NH}_3, \, {en}, \, {CN}^-, \, {CO} \), the correct order of their increasing field strength is:
The curve given by \( x + y = e^{xy} \) has a tangent parallel to the Y-axis at the point:
The maximum value of \( z = 5x + 2y \) subject to the constraints: \[ x + y \leq 7, \quad x + 2y \leq 10, \quad x, y \geq 0 \]
If enthalpies of formation of \( {C}_2{H}_4(g) \), \( {CO}_2(g) \) and \( {H}_2{O}(l) \) at 25°C and 1 atm pressure are 52, 394 and -286 kJ/mol respectively, the change in enthalpy for combustion of \( {C}_2{H}_4 \) is equal to:
Melamine plastic crockery is a copolymer of:
A 12.5 eV electron beam is used to bombard gaseous hydrogen at room temperature. The number of spectral lines emitted will be:
The interval in which the function \( f(x) = 4x^2 + x \) is decreasing is:
The \( {S} - {S} \) bond is not present in: