Ask your doubts to Learn New things everyday
Last updated date: 30th Mar 2023
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Top Questions of the Day asked by our students:
What is conservation? Why is conservation of resources necessary? What are the views of Gandhiji about resource conservation?
Refractive index of water, kerosene, ice and glass are 1.33,1.44,1.31 and 1.5 respectively. Arrange these in decreasing order of optical density
What is the principle of a pinhole camera ? State three characteristics of image formed. Show a diagram
What do you understand by 1 Pascal and 1 Newton ? How will the pressure change if contact area is doubled ?
If the distance between earth and sun is increased by 2% then find the percentage change in gravitational force acting between them
What is the color of zinc sulphate, ferrous sulphate, copper sulphate and aluminium sulphate? When we add aluminium metal in ferrous sulphate, what is the color ? When we add aluminium metal in copper sulphate what is the color ?
What are the health concerns associated with chromium electroplating and how are people trying to resolve them ?
Relative density of gold is 19.3. If the density of water is 1000 kg/m3. What is the density of gold in SI units ?
The atomic mass of copper is 63.5u. It exists in the form of two isotopes Cu 63 and Cu 69. Calculate the percentage of each isotope.
What is the color of ferrous sulphate crystals? How does this color change after heating? Name the products formed on strongly heating ferrous sulphate crystals. What type of chemical reaction occurs in this type of change ?
when does a person need artificial respiration ? does the person need to be kept on artificial respiration temporarily or permanently ? From where can the person get supply of oxygen for artificial respiration ?