Answer:
B.she cannot use it because the credit card is not collareral
Explanation:
sorry if am wrong
Answer:

Explanation:
It is given that,
Length of the coil, l = 3 cm = 0.03 m
Area of cross section of the coil, 
Number of turns in the coil, N = 300
inductance of the coil is


So, the inductance of the coil is 1.88× 10⁻⁴H
I’m pretty sure it’s D. variable
Work package. Hope this helps!
Total weight = Volume × density
5) calculate weight of concrete slab by multiplying volume and their density in similar unit as Weight = Volume× density, density= 150lb/ cf, so total weight = 33 cf × 150 lb/cf = 4950 pounds or 2.475 short tons.