Answer:
C, D, B and A.
Explanation:
Electromagnet in option C is strongest because it has an iron core and the largest current as compared to other solenoids, following by D and then B whereas solenoid A is the weakest because of the absence of an iron core and has the smallest current. Solenoid having iron core is the strongest solenoid because the core produces more strong magnetic field as compared to no iron core.
It's has six electrons because of it's atomic number
Answer:
3. System Software
Explanation:
An operating system is a special type of system software. It controls and co-ordinates overall of the computer.
The answer is a A. - Excel performs operations based on the order of Precedence
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