Why is Davy Lamp called a Safety Lamp ?
Answer / guest
The Davy lamp is used in mines. Marsh gas which is produced
in mines burn with a naked lamp and makes an explosion in
Davy lamp the flame does not pass through the wire gauze :
hence there is safety
Is This Answer Correct ? | 4 Yes | 0 No |
Why is clinical thermometer used in preference to and ordinary Fahrenheit thermometer ?
What do you mean by UV cut off limit
Which is the indicator used in the determination of cao I cement solution?
What is electroplating ?
What is the difference between fractionation and distillation?
What is Distillation ?
What will happen when a big piece of quick lime is dropped in water ?
What is the unit of conductance?
Why are the titration involving edta carried out slowly towards the end point?
Explain the Avogadro?s law
Explain the process of spontaneous combustion?
What are the names of the three different rays emitted by radioactive substances ?