Tell me why is n-type conductor is neutral?
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Tell me what is pascal s principle?
Why do you not collapse under the pressure created by the atmosphere?
to find the temperature of the sun, the following law is used 1. Charles'law, 2. Stefan's fourth power law of radiation, 3. Boyle's law, 4. Kirchhoff's law
Tell me what is radium used for?
Explain the Machines ?
What is the smallest size of plane mirror in which a man can see his fill image length ?
Why is there a change in the weight of a body if the earth changes its speed ?
What is meant by energy spectrum of a black body? : quantum physics
How can it be proved that the window glass id colored ?
Explain what is the difference between diffraction and interference?
What is physical significance of wave function? : quantum physics
A solar collection has been installed to heat water. A large water tank has a volume of 5.0 x 105 cm3. The area of the solar collectors is 8m2. (2 meters by 3 meters). If the water in the tank starts out with a temperature of 30°C in the morning, what is its temperature in the evening after the sun has set?