The wavelength of X-ray is of order of 1 1 cm 2 1m 3 1 Angstrom 4 10 micron1 1635
The recent atomic weight scale is based on 1 1H1 2 1H2 3 6C12 4 8O161 2005
?No two electrons in an atom can have the same set of four quantum numbers? is 1 Bohr?s law 2 Aufbau principle 3 Newton?s law 4 Pauli?s exclusion principle1 2556
Enriched uranium used in a nuclear reactor is 1 Uranium freed of all impurities 2 Uranium treated with radiation 3 Uranium alloyed with aluminum 4 Uranium with a high percentage of a particular isotope2 2049
The main important feature of neutron bomb is that when it is dropped on a city, it would damage 1 Both the living organisms and buildings 2 The buildings but not the living organisms 3 The living organisms but spare buildings 4 None of these1 2031
Which of the following shows the masses of three elementary particles in decreasing order? 1 Mesons, Baryons, Leptons 2 Leptons, Baryons, Mesons 3 Baryons, Mesons, Leptons 4 Leptons, Mesons, Baryons1 1852
The neutral atom?s two isotopes differ in the number of 1 Electron shells 2 Protons 3 Valence electrons 4 Neutrons1 1689
Optic fibers are mainly used for which of the following? 1 Communication 2 Weaving 3 Musical instruments 4 Eye surgery1 1552
The first synthetic fiber made by man was 1 Rayon 2 Nylon 3 Polyester 4 Terycott1 1788
Which of the following fibers is least prone to fire? 1 Rayon 2 Nylon 3 Cotton 4 Terycott1 1723
Gypsum is added to cement clinker to 1 Increase the tensile strength of cement 2 Bind the particles of calcium silicate 3 Decrease the rate of setting of cement 4 Facilitate the formation of colloidal gel1 2082
Detergents used for cleaning clothes and utensils contain 1 Nitrates 2 Bicarbonates 3 Sulphonates 4 Bismutnates1 3560
Which variety of glass is heat resistant? 1 Hard glass 2 Flint glass 3 Pyrex glass 4 Bottle glass1 2823
Bagasse, a by-product of sugar manufacturing industry, is used for the production of 1 Nylon 2 Glass 3 Paper 4 Alcohol1 2740
Which of the following fertilizers leaves acidic residue? 1 Urea 2 Ammonium phosphate 3 Ammonium sulphate 4 None of these2 1863
ascorbic acid is the chemical name for which vitamin?
To which sport is the tem Bishop related?
state the seven wonders of the world which is located in india?
who started 'teacher's day'?
Tell something about coal- gate scam?
Which state is called City of Joy?
Which city is called Manchester of India ?
Name the chief justice of India?
which is the largest planet in the solar system?
hi.. recently i applied postal assistants job.. and i posted already the postal form to delhi..IN THAT I FORGOT TO SEND ORIGINAL RECIEPT OF UCR NUMBER... (BUT IN OMR SHEET BOX I CORRECTLY ENTER THE UCR NUMBER)..IS THIS ANY PROBLEM?
What are the total number of college in tripura ?
In the Vedic period, the kings collected tax from the people. What was that tax called?
how many nationalised banks
what does h20 stand for?
Who is the chief of Asian development bank?