Quartz crystals normally used in quartz clocks etc. is
chemically
1 Sodium silicate
2 Germanium oxide
3 Silicon dioxide
4 None of these
- 1 Answers
- 11462 Views
- I also Faced
- E-Mail Answers
The National Earthquake Information Center has asked you to write a program implementing the following decision table to characterize an earthquake based on its Richter scale number. Richter Scale Number (n) Characterization n < 5.0 Little or no damage 5.0 ≤ n < 5.5 Some damage 5.5 ≤ n < 6.5 Serious damage: walls may crack or fall 6.5 ≤ n < 7.5 Disaster: houses and buildings may collapse Higher Catastrophe: most buildings destroyed Could you handle this problem with a switch statement? If so use a switch statement; if not explain why.
Water is a compound because 1 It exists as a solid, a liquid or a gas 2 It contains hydrogen and oxygen 3 It contains two different elements joined by chemical bonds 4 It cannot be split up into simpler substances by chemical means
What is super nova?
precautions to be observed while using electrical equipment
Which unit is used to measure sound frequency?
The percentage of carbon is the least in 1 Grey cast iron 2 Wrought iron 3 White cast iron 4 Steel
Which of the following gases is obtained by the reaction of copper with dilute nitric acid is 1 NO2 2 N2O5 3 O2 4 NO
Explain about the methods of sterilization of DMEM?
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
What is the Biology ?
The filament of an electric bulb is made of 1 Iron 2 Nichrome 3 tungsten 4 Graphite
9 Answers Germanium, Google, Graphite India, Tungsten,
The metal that is present in photo films is 1 Mercury 2 Platimnum 3 Magnesium 4 Silver
Biological Sciences 
