List of top Physics Questions

The total number of orbitals in a shell can be given in the form of $n$. The principal quantum number is

Ammonia, on reaction with excess of chlorine, gives

Megasporophyll of Cycas has the same nature as

If turgor pressure becomes equal to the wall pressure, then

Which of the following structures helps in the respiration of lichens?

Which of the following are uricotelic animals?

The sites of the first, second and third moulting of the Ascaris larva are respectively

Adults of Wuchereria bancrofti attacks

Which of the following Phyla are included in Enterozoa?

Which one of the following ion has the highest value of ionic radius ?

In van der Waals equation of state of the gas law, the constant 'b' is measure of

$ { C6H5CH3 ->[ {CrO_2Cl_2}] Z}$ In the given sequence Z is:

Ambulacral grooves are absent in the living forms of the Class

Beryllium and aluminium exhibit many properties which are similar. But, the two elements differ in

Which one of the following has the regular tetrahedral structure ?

The states of hybridization of boron and oxygenatoms in boric acid $(H_3BO_3)$ are respectively

Which one of the following statements regarding helium is incorrect ?

Among $ {Al_2O_3, SiO_2, P_2O_3}$ and $ {SO_2}$ the correct order of acidic strength is

The bond order in NO is 2.5 while that in $NO^+$ is 3. Which of the following statements is true for these two species ?

The maximum number of $90^\circ$ angles between bond pair-bond pair of electrons is observed in

Aluminium chloride exists as dimer,$ { Al_2Cl_6}$ in solid state as well as in solution of non-polar solvents such as benzene. When dissolved in water, it gives

All veins carry deoxygenated blood except

All of the following are characteristics of genetic code except

All the genes contained in a haploid nucleus is called as

Alternating current cannot be measured by $D.C.$ ammeter because