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When a body is stationary then
Carbon dioxide is called a greenhouse gas because
How much noise is produced when man breathes?
The bimetallic strip in a thermostat consists of brass and iron. When the strip is heated, it bends into an arc with brass on the convex side and iron on the concave side of the arc. This happens because
The protein present in the finger nail is
When a bond is formed between two atoms, the energy of the system will
Which of the following is incorrect regarding the first law of thermodynamics?
Carbon footprint can be reduced by
Human Blood platelets releases _ which helps in clotting of blood.
Nucleotide have same atomic number are called:
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