Physics WAEC

The process by which a metal, heated to high temperature, gives off electrons from its surface is known as

A. photoelectric emission
B. thermionic emission
C. radioactive emission
D. Held emission
E. secondary emission

Correct Answer:

Option B – thermionic emission

Sunday

Share
Published by
Sunday
Tags: physics
5 years ago

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