Question

what is eczema and why ??​

Answer 1

Answer:

Short circuit occurs when resistance of that device i.e. internal resistance and resistance that we apply to the circuit i.e. external resistance cannot resist it since R=0. At the time of short circuit, large amounts of current flow means current increases and large amounts of energy is delivered through the circuit.

Answer 2

Answer:

Eczema (atopic dermatitis) is an inflammatory skin condition that affects about 10 percent of people worldwide. It develops as a result of an immune system reaction to various substances, ranging from allergens (substances that cause an allergic reaction) to chemicals. Eczema creates rashes that may be: red.