Electro Magnetic Induction And Alternating Currents Question 120
Question: Assertion : An alternating current does not show any magnetic effect. Reason : Alternating current varies with time.
Options:
A) If both assertion and reason are true and the reason is the correct explanation of the assertion.
B) If both assertion and reason are true but reason is not the correct explanation of the assertion.
C) If assertion is true but reason is false.
D) If the assertion and reason both are false.
E) If assertion is false but reason is true.
Show Answer
Answer:
Correct Answer: B
Solution:
Like direct current, an alternating current also produces magnetic field. But the magnitude and direction of the field goes on changing continuously with time.
BETA
