List of top Questions asked in AP ECET Metallurgical Eng

The determination of carbon, hydrogen, Sulphur, Oxygen and nitrogen content in coal is done by

The major component of biogas is

Ageing of skin, cataract and skin cancer are the result of

Which of the following is not a green-house effect gas?

Separation of particles of various sizes, shapes and densities by allowing them to settle in a fluid is called

The monomer of Teflon is

The energy necessary for the reduction of the particles size is directly proportional to the increase of the surface of the particle. This law is called

Which of the following is considered as high corrosive resistant material?

Demineralised water can be obtained by using

The wrong statement about corrosion is

An example for condensation polymer is

Buna-S is a polymer of monomers X and Y. If X is $CH_{2}=CH-CH=CH_{2}$ then what is Y?

Which of the following is an elastomer?

Which of following is responsible for temporary hardness of water?

Which of the following is an example of non-electrolyte?

In a galvanic cell, electrons flow from

Saturated solution of $KNO_{3}$ is used to make salt bridge because}

A 2 kg water sample contains 408 mg of $CaSO_{4}$ (M.wt=136). The hardness in terms of $CaCO_{3}$ equivalents (in ppm) is

The mass of $Na_{2}CO_{3}$ (in g) (M.wt=106) present in 1.0 L of 0.05 M solution is

Identify the molecule in which central atom is not obeying the octet rule.

A gaseous mixture contains 14 g of $N_{2}$, 8.0 g of $O_{2}$ and 8.0 g of $H_{2}$. Total number of molecules present in the mixture is ($N_{A}$ = Avogadro number) (At.wt; H=1, N=14, O=16)}

Which of the following cannot act as a buffer?

The ratio of equivalent weights of $HNO_{3}$ and $H_{2}SO_{4}$ is

200 mL of 0.1 M NaOH is allowed to react completely with 100 mL of 0.1 M HCl and the solution is diluted to 1.0 L by adding water. The pH of the mixture is

In which of the following, the number of unpaired electrons is maximum?