In which of the following device is the expansion of solid not required? I. Simple pendulum...

In which of the following device is the expansion of solid not required? I. Simple pendulum...

JAMB 2015

In which of the following device is the expansion of solid not required?

I. Simple pendulum
II. Fire alarms
III. Thermostat
IV. Bimetallic thermometer

A. III only
B. II & III only
C. I only
D. II, III & IV only

Your School's Whatsapp Group - Join Us now

WAEC and NECO CBT Software for Computers and Laptops - Candidates, Schools, Centres, Resellers - 100% Offline -Download Now

Correct Answer: Option C

Explanation

Simple pendulum does not depend on thermal expansion

Five alarms, Thermostat and Bimetallic thermometer are application of thermal expansion of solid

There is an explanation video available below.

Previous Next

Go back to Phy classroom

Report an Error Ask A Question Download App