a) Limited penetration depth of microwaves in materials.
b) High equipment cost.
c) Limited range of temperature control.
d) None of the above.
Answer: a) Limited penetration depth of microwaves in materials.
a) Limited penetration depth of microwaves in materials.
b) High equipment cost.
c) Limited range of temperature control.
d) None of the above.
Answer: a) Limited penetration depth of microwaves in materials.