What is the difference between opening a file with constructor function and opening a file with open () function?
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Explanation:
From programming point of view, there is no difference between opening a file with constructor function and opening a file with open () function,
It is mainly related to the style or format the programmer is using throughout the program.
For example if you're instantiating all your objects with their constructors at the same time they're declared, then you should use the file constructor and vice versa
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Answer:
Magnetic fields
↳ space surrounding a magnet within which a magnetic force is experienced.
It is a rector quantity . SI unit is tesla.
Magnetic field Lines
h Imaginary lines used to represent magnetic field.
When iron fillings are kept near a magnetic ,they get arranged in a pattern which rep
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