A wheel of perimetre 220cm rolls ona level road at a speed of 9 km per hr.how many revolutions does the wheel make per second?
1 5767
State the laws of thermodynamics.
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Explain heat treatment. Why and how is it done?
Why is it that sound waves are not normally considered as having particle-like properties, nor raindrops as having wave-like properties? : quantum physics
What is the earth made of?
How do you calculate the age of earth?
Explain real image?
How many femtometers are in a nanometer?
What is free fall acceleration?
Define declination?
What is meant by refraction of a wave?
What is meant by normal modes?
What is tailings?
Define china clay?
what are the significances of maxwell's thermodynamic equations.