Q1. A pot with a steel bottom 9.00 thick rests on a hot stove. The area of the bottom of the pot is 0.200. The water inside the pot is at 100.0, and 0.400 are evaporated every 5.00. Find out the temperature of the lower surface of the pot, which is in contact with the stove.
Q2. Two violins are .5m apart. When the A-string of one is plucked and made to vibrate, the A-string of the other is set into much more vigorous vibration than the other strings. This is an instance of what?
Q3. Two wires are identical, except that one is aluminium and one is gold. The aluminium wire has a resistance of 0.18. What is resistance of the gold wire?