Physics WAEC

Lenz’s law of electromagnetic induction states that ______?

A. e.m.f. is induced in a circuit whenever there is a change in the magnetic flux linked with the circuit.
B. the induced current in a conductor is in such a direction as to oppose the change producing it
C. the magnitude of the induced e.m.f. in a circuit is proportional to the rate of change of the number of lines of force linking the circuit
D. a force is exerted on a current-carrying conductor in a magnetic Held
E. the induced charge is constant for a fixed change of flux.

Correct Answer:

Option B – the induced current in a conductor is in such a direction as to oppose the change producing it

Sunday

Share
Published by
Sunday
Tags: physics

Recent Posts

ETM 312 Theory Questions: Land Law and the Consequences of Unauthorized Land Transfers in Nigeria

300 Level Estate Management and Valuation Department exam questions and detailed answers. Download the answers…

5 months ago

ETM 312 Theory Questions: Co-Ownership Structures and Land Acquisition Methods in Nigeria

200 Level Estate Management and Valuation Department exam questions and detailed answers. Download the answers…

5 months ago

ETM 312 Theory Questions: Rights in Community Land and Fundamental Land Concepts in Nigeria

200 Level Estate Management and Valuation Department exam questions and detailed answers. Download the answers…

5 months ago

ETM 312 Theory Questions: Customary Land Control and the Origins of Nigeria’s Land Use Act

200 Level Estate Management and Valuation Department exam questions and detailed answers. Download the answers…

5 months ago

ETM 312 Theory Questions: Land Ownership Principles and Transaction Laws in Nigeria

200 Level Estate Management and Valuation Department exam questions and detailed answers. Download the answers…

5 months ago

ETM 226 Theory Questions: Trespass: Types and Defenses in Property Law

200 Level Estate Management and Valuation Department exam questions and detailed answers. Download the answers…

5 months ago