discuss the statement "almost all the energy from a cars
engine ultimately goes to pushing air around and heating
the brakes"
When the seas freeze in-winter, the fish never die why?
what is meant by vector atom model and what is the use of it?
What is the principle on which sitar and violin are based?
Explain the Machines ?
Giraffe in Arabic means "the highest of all." The height of a giraffe is an average of 5 m, its mass is about 800 kg and hooves is an area of approximately 625 cm2. Using a straw from a material nedeformabil a giraffe trying to drink water from a lake, not to condescend. What is the ratio of the minimum pressure to be applied giraffe, mouth, at the end paiului to drink water and pressure of giraffe on the ground. The density of water. g = 10 m/s2
Explain the Fluorescence ?
Why does a glass filled with water shatter when you run your finger along the rim of the glass?
State 'law of machines'?
Shall i get Section engineer S & T question paper? (Railway recruitment board)
Explain the difference between free electron theory and band theory of solids?
Explain the Phosphorescence ?
the fundamental forces of nature are most correctly given as?