B is the correct answer for sure bro
To protect a material from the influence of an external magnetic field, the material should be kept in soft iron ring.
So the correct answer is A.
Hope this helps,
Davinia.
Answer:
64 ounces
Explanation:
Pound is the unit of mass in the imperial system of units. It is used in the United States. Its calibration is done with the SI unit of mass which is kilogram. 1 lb = 0.45359237 kg
1 gallon = 4 pounds
1 pound = 16 ounces weight
So,
4 pounds = 16 × 4 = 64 ounces weight
So, 1 gallon is equal to 64 ounces weight.
1 gallon = 128 fluid ounces.
Explanation:
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