List of practice Questions

The repeating unit present in Nylon $6$ is

The centripetal force is given by the expression

A long straight wire is carrying a current of $ 12\,A $. The magnetic field at a distance of $ 8\,cm$ is $ (\mu _{0}=4\pi \times 10^{-7}\,N/A^{2}) $

Which of the following physical quantity unit is not a fundamental unit?

The net electric force on a charge of $ +3\,\mu C $ at the mid-point on the line joining two charges of magnitude $ +2\,\mu C $ and $ -2\,\mu C $ separated by the distance of $6\,mm, $ is

Four small objects each of mass m are fixed at the corners of a rectangular wire-frame of negligible mass and of sides $a$ and $b (a > b)$. If the wire frame is now rotated about an axis passing along the side of length b, then the moment of inertia of the system for this axis of rotation is

Which one of the following is not a neurologically active drug?

Two bulbs 60 W and 100 W designed for voltage 220 V are connected in series across 220 V source. The net power dissipated is

Two fast moving particles X and Y are associated with de Broglie wavelengths 1 nm and 4 nm respectively. If mass of X is nine times the mass of Y, the ratio of kinetic energies of X and Y would be

One of the legal methods of birth control is

Which of the following cannot be detected in a developing foetus by amniocentesis ?

Which Mendelian idea is depicted by a cross in which the F₁ generation resembles both the parents ?

The incorrect statement with regard to Haemophilia is

Which of the following statement is correct in relation to the endocrine system ?

Which of the following statements about the interstitial compounds is incorrect ?

Antiseptics and disinfectants either kill or prevent growth of microorganisms. Identify which of the following statements is not true

Among the following ethers, which one will produce methyl alcohol on treatment with hot concentrated HI?

Identify the correct order of solubility in aqueous medium

An excess of AgNO₃ is added to 100 mL of a 0.01 M solution of dichlorotetraaquachromium(III) chloride. The number of moles of AgCl precipitated would be

Which of these is least likely to act as a Lewis base ?

Structure of the compound whose IUPAC name is 3- Ethyl-2-hydroxy-4-methylhex-3-en-5-ynoic acid is

Which of the following structure is similar to graphite ?

Which of the following does not give oxygen on heating ?

The number of carbon atoms per unit cell of diamond unit cell is

Maximum deviation from ideal gas is expected from