Quartz crystals normally used in quartz clocks etc. is
chemically
1 Sodium silicate
2 Germanium oxide
3 Silicon dioxide
4 None of these
The element required for solar energy conversion is 1 Beryllium 2 Silicon 3 Tantalum 4 Ultra pure carbon
Why we use nhexane inplace of hexane in mobilepase preparation
Actinides are the elements with atomic numbers from 1 36 to 43 2 89 to 103 3 97 to 114 4 101 to 115
What is light year?
What are the divisions of food according to the functions it performs ? Describe them
what would be the fate of life on earth 10 yrs down the lane.
Mesons are found in 1 ?-rays 2 Laser beam 3 X-rays 4 Cosmic rays
3 Answers ABC, Indian Army, JSSC,
When was the indian made rocket “ rohini ” launched from thumba?
Which of the following are the ingredients of gun metal? 1 Iron, Tin 2 Copper, Tin 3 Iron, Brass, Tin 4 Iron, Zinc, Titanium
What is the Movement ?
What are manufacturing capacities facilities you have?
The dark lines in the solar spectrum are due to 1 Absorption of corresponding wavelengths by the prism used in he spectrograph 2 Destructive interference between waves of certain definite wavelengths 3 Absorption of corresponding wavelengths by the outer layers of the sun 4 None of these