List of practice Questions

The hexadecimal representation of the decimal number 2000 is
If \( \sin^{-1} x + \sin^{-1} y = \frac{\pi}{2} \), then \( x^2 \) is equal to
The value of \( k \) for which the system of equations \( x + ky + 3z = 0 \); \( 3x + ky + 2z = 0 \); \( 2x + 3y + 4z = 0 \) has a non-trivial solution is
Let \( A \) be a square matrix of order 3 and \( |A| \) denote the determinant of \( A \). If \( A = kB \), where \( k \) is a scalar, then \( |A| \) is equal to
On a shelf, 2 books of History, 3 books of Philosophy, and 5 books of Economics are to be arranged in such a way that the books of any subject are kept together. The number of ways this can be done is
The pair of compounds having the same hybridization for the central atom is:
The alkali metals dissolve in liquid ammonia, it is found that
Which of the following will have the lower CO stretching frequency?
The asymmetric nature of the visible absorption band of \( [\text{Ti(H}_2\text{O})_6]^{3+ \) is due to}
An unpolarized beam of intensity \( I_0 \) is incident on a pair of Nicol’s prism making an angle of 60 degrees with each other. The intensity of the light emerging from the pair is
One mole of a monatomic ideal gas is expanded by a process described by \( PV^3 = C \), where \( C \) is a constant. The heat capacity of the gas during the process is given by (R is the gas constant)
A certain p-n junction, having a depletion region of width 20mm was found to have a breakdown voltage of 100V. If the width of the depletion region is reduced to 1 mm during its production, then it can be used as a Zener diode for voltage regulation of
List of ailments and diseases that a drug should not claim to cure is given in Schedule
License for the manufacture of medicinal and toilet preparations is issued by
Shark liver oil contains
Kaolin mainly consists of
Castor oil is a
The family of Arjuna bark is
Animal fibre is
Vinca alkaloids belong to the following chemical group
Anomocytic type of stomata are found in the leaves of
The oil of Cymbopoganflexuosus contains one of the following
Trial balance is generally prepared
The maximum number of persons required to form a private company is
Economic order quantity aims at minimizing