A point charge of +20 C is at a distance of 10 cm directly above the corner of a square of side 10 cm as shown in figure. Magnitude of the electric
flux through the square will be

Two parallel metal plates having charges +Q and –Q, facing each other at a certain distance are dipped in water. If plates are kept in air keeping charge on the plates and distance between the plates same, then electric field between the plates will

In the Bohr model of Hydrogen atom, which of the following is quantized?

Which of the following is true for the Lyman series of hydrogen atom?

By a reversible process, that always

Which of the following will form the most stable carbocation after C–Br bond ionization?

An organic compound ‘A’ upon reacting with NH3 gives B on heating B gives C. C in the presence of KOH reacts with Br2 to give CH3CH2NH2 . A is:

For a given reaction, H = 30 KJ/mol and S = 82 JK-1 mol-1. The reaction will be spontaneous at:

What procedure is utilized for the
implantation of embryos from the 1–8 cell stage in the test tube baby program?

Given below are two statements :
Statement I : In Cephalochordates notochord is present only in larval tail.
Statement II : In urochordates notochord extends from head to tail and persist throughout life. Choose the correct answer from the options

The space between hump and mantle is called mantle cavity in which .......A....... are present:

Special venous connection between liver and intestine in frog is :

Movement of mucus in a specific direction over epithelium is function of :

Which one of the following pairs of
nitrogenous bases of nucleic acids, is wrongly matched with the category mentioned against it :

Palmitic and arachidonic acid have how many carbons including carboxyl carbon

Which of the following is not a protein :