1)Lower frequencies, shorter range, smaller bandwidth. 2)More power required because, in amplitude modulation we are transmitting 3 frequencies i.e, carrier, lower side band and higher side band. the...
If you sprinkle a large amount of salt over snow/ice it will cause it to melt and keeps it from refreezing. If the snow is extremely thick you may have to lay down several layers of salt.
Punishment does not "erase" an undesirable habit; it merely suppresses it. Sometimes punishment produces unwanted side effects. Punishment is often ineffective unless the punishment is given...
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