List of top Questions asked in OJEE

For which of the following is the adsorption theory applicable?
An aqueous solution of CuSO4 solution is electrolyzed for 193 s with a current of 2.5 amp. Given that the atomic mass of Cu is 63.5 and \( F = 96500 \) coulombs, the amount of copper deposited at the anode is
A colloidal solution is subjected to an electric field. The colloidal particles move toward the anode. In the coagulation of this solution using NaCl, BaCl2, and AlCl3 separately, which one is the correct order of coagulation power?
A 0.02(M) NaOH solution and a 0.01(M) HCl solution are mixed in the volume ratio of 2:3. The pH of the mixed solution will be
A man of height \( H \) is standing on level road where because of temperature variation, the refractive index of air is varying as \( \mu = (1 + \alpha y)^{1/2 \), where \( y \) is the height from the level road and \( \alpha \) is a positive constant. Find the distant point that man can see on the road.}
The thickness of the ice layer on the surface of a lake is 20 m. A hole is made in the ice layer. What is the minimum length of the rope required to take a bucket full of water?
An enclosed container filled with gas is moving in a horizontal direction with some acceleration. Neglecting the gravitational force, the pressure of the gas inside the container will be
The following forces are acting on a particle: (1) \( 2i + 3j - 2k \), (2) \( 3i + j + 3k \), and (3) \( -5i + 2j + k \). Now the particle will move in
The flow velocity of water from a tap is 3 liters/min. If the diameter of the tap is 1.25 cm and the viscosity of water is \( 10^{-3} \) Poise, then the value of Reynolds number is approximately
The speed of a projectile is half of its initial speed at maximum height. Then, the angle of projection will be
A diatomic gas expands adiabatically so that its density becomes \( \frac{1}{32} \) part the earlier value. If the initial pressure be \( P \), then the final pressure will be
A body is thrown vertically upward. It passes from a point at times \( t_1 \) and \( t_2 \), then the height of that point will be
Which of the following combination of properties would be most desirable for a cooking pot?
A force \( F \) is applied upon a square with side \( L \). Errors in \( L \) and \( F \) are 2% and 4% respectively. Error in measuring pressure will be
Teratogenicity is caused by
Which of the following drug does not cross the placenta?
Methods of providing patient education is
Treatment of iron deficiency anemia associated with pregnancy is
Premise licensed for the sale of drugs having qualified person and where drugs are not compounded is
The Pharmacy Act was passed in the year
Person in charge of state drugs laboratory is
VDRL antigen is to be tested and analyzed by
Biologicals are tested in
The education regulations are published in the official gazette by
Mac-Conkey medium is an example of