The highest grade of coal whose surface is shining and has
the highest calorific value, is
1 Bituminous
2 Lignite
3 Anthracite
4 Peat
The first synthetic fiber made by man was 1 Rayon 2 Nylon 3 Polyester 4 Terycott
Detergents used for cleaning clothes and utensils contain 1 Nitrates 2 Bicarbonates 3 Sulphonates 4 Bismutnates
Which of the following types of photons has the highest energy? 1 Visible radiations 2 Radio waves 3 Gamma rays 4 X-rays
The type of glass used in making lenses and prisms is 1 Soft glass 2 Pyrex glass 3 Jena glass 4 Flint glass
Water gas is prepared by passing 1 Steam over white-hot coke 2 Air over red-hot coke 3 Methane over red-hot coke 4 Steam over heated sulphur
Water is neither acidic nor alkaline because 1 It cannot accept or donate protons 2 It boils at a high temperature 3 It can dissociate into equal number of hydrogen ions 4 It cannot donate or accept electrons
A team of u.n scientists visited thumba?
Galvanized iron sheets have a coating of 1 Tin lead 2 Zinc 3 Chromium 4 Lead
What ate the most essential parts of the human body ?
2 Answers State Bank Of India SBI,
When was the indian made rocket “ rohini ” launched from thumba?
Using an applied force of a Newton across one meter is known as a:
The filament of an electric bulb is made of 1 Iron 2 Nichrome 3 tungsten 4 Graphite
9 Answers Germanium, Google, Graphite India, Tungsten,