What is the formula of velocity?
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Explain the Amphoteric ?
Explain about Bessemer?
What is Mechanical mixture ?
When are intermolecular forces the strongest?
An ice-box is built of wood 1.75 cm thick, lined with cork 3 cm thick. If in the steady state the temperature of the inner surface of the cork is 0 ºC and that of the outer surface of wood is 12 ºC, what is the temperature of the wood-cork interface? The thermal conductivities of wood and cork are 0.2 W/m-K and 0.04 W/m-K respectively
What is dispension of light?
When a bicycle is in motion, the force of friction exerted by the ground on the two wheels is such that it acts a) In the backward direction on the front wheel and in the forward direction on the rear wheel. (b) In the forward direction on the front wheel and in the backward direction on the rear wheel. (c) In the backward direction on both the front and rear wheels. (d) In the backward direction on both the front and rear wheels.
what is the proper defination of 'LIGHT'
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What is soda water ?
What is the order the following from the worst electrical conductor to the best electrical conductor: glass, rubber, iron, dry wood:
In beta minus emission, the number of nucleons in the atom?
What is the difference between diffraction and interference?