Answer:
b.only when the current in the first coil changes.
Explanation:
An induced current flow in the second coil only when there is a change in current in the first cool. A steady current will produce no change in flux (due to magnetic effect of a current) by the first coil, and according to Faraday, induced current is only produced when there is a change in flux linkage.
Answer:
98 joules
Explanation:
1/2 of 28 = 14
14 multiply by 7= 98 joules
The RDS-220 <span>hydrogen bomb, soviet </span>
no i dont agree, because a glass bowl is shiny but its not a metal. just because some metals are shiny doesnt make all metals shiny
Magnesium chloride is your answer
