C-12-Q036: Consider the following statements about a DC motor: Which of the follo… | প্রশ্ন করি

C-12-Q036mediummulti_combo_mcq

Consider the following statements about a DC motor: Which of the following is correct?

The armature behaves like an electromagnet placed in another magnetic field.
The commutator reverses the direction of current at appropriate moments.
Without changing the current direction, the coil would continue to rotate indefinitely.

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এই অধ্যায়ের আরও প্রশ্ন

C-12-Q037The voltage produced in a coil due to a changing magnetic field through it is called —
C-12-Q038The current produced in a coil due to a changing magnetic field is called —
C-12-Q039When a bar magnet is suddenly inserted into a coil connected to an ammeter —
C-12-Q040When the bar magnet is pulled out of the coil, the induced current —
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C-12-Q042For an induced current to flow in a coil, the magnetic field through it must —
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C-12-Q045