Battery based heaters use electric resistance heating, which uses a lot of current (electricity) to create the heat.
The calorie was originally defined as the amount of heat required at a pressure of 1 standard atmosphere to raise the temperature of 1 gram of water 1° Celsius. ... Since 1925 this calorie has been defined in terms of the joule, the definition since 1948 being that one calorie is equal to approximately 4.2 joules.
Answer:
30 T
Explanation:
The magnetic field due to first wire at point A is 
Magnetic field due to second wire at point A is 
As the current flows in opposite direction in both the wire so net magnetic magnetic field at point A is 
So net magnetic field
as
is given as 10 T in question
Answer:
aim at prisma and will have all colors
Explanation: