Physics Which of the following is not a valid conservation law of classical physics? Law of conservation of energy Law of conservation of charge Law of conservation of current Law of conservation of angular momentum Law of conservation of energy Law of conservation of charge Law of conservation of current Law of conservation of angular momentum ANSWER DOWNLOAD EXAMIANS APP
Physics To prevent damage from lightning, lightning conductors are used on tall structures. The lightning conductor Can be of any shape Should be in the form of a vertical rod Should be made of a good conductor but can be of any shape Should be made of a good conductor like copper with sharp-pointed edges Can be of any shape Should be in the form of a vertical rod Should be made of a good conductor but can be of any shape Should be made of a good conductor like copper with sharp-pointed edges ANSWER DOWNLOAD EXAMIANS APP
Physics Burns caused by steam are much severe than those caused by boiling water because Steam has latent heat Steam pierces through the pores of body quickly Steam is gas and engulfs the body quickly Temperature of steam is higher Steam has latent heat Steam pierces through the pores of body quickly Steam is gas and engulfs the body quickly Temperature of steam is higher ANSWER DOWNLOAD EXAMIANS APP
Physics Which is best used as a sound absorbing material in partition walls ? Stone chips Glass pieces Steel Glass - wool Stone chips Glass pieces Steel Glass - wool ANSWER DOWNLOAD EXAMIANS APP
Physics A copper wire of radius r and length l has a resistance of R. A second copper wire with radius 2r and length l is taken and the two wires are joined in a parallel combination. The resultant resistance of the parallel combination of the two wires will be 5 R 5 R/4 4 R/5 R/5 5 R 5 R/4 4 R/5 R/5 ANSWER DOWNLOAD EXAMIANS APP
Physics Hertz is the SI unit of Weight Frequency Pressure Power Weight Frequency Pressure Power ANSWER DOWNLOAD EXAMIANS APP
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