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Current Electricity — Physics STD 12 Science — Question

Bihar BoardEnglish MediumSTD 12 SciencePhysicsCurrent Electricity1 Mark
Question

Assertion  :   The electric bulbs glows immediately when switch is on.

Reason      : The drift velocity of electrons in a metallic wire is very high.

(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.
✓

Answer

(c) If assertion is true but reason is false.

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