A tap supplies water at 30°C while another supplies at 86°C. If a man wishes...

WAEC 1994

A tap supplies water at 30°C while another supplies at 86°C. If a man wishes to bath with water at 44°C, calculate the ratio of mass of hot water to that of cold water required

A. 1:3
B. 3:1
C. 3:7
D. 7:3
E. 15:8

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

Your School's Whatsapp Group - Join Us now

WAEC and NECO CBT App for Mobile Devices - Candidates, Schools, Centres, Resellers - 100% Offline -Download Now

Correct Answer: Option A

Explanation

\(M_Hc\theta_{H} = M_cc\theta_c\)
\(M_h(86-44) = M_c(44-30)\) thus giving 1:3

Previous Next

Go back to Phy classroom

Report an Error Ask A Question Download App

Contributions ({{ comment_count }})

Please wait...

{{ settings.no_comment_msg ? settings.no_comment_msg : 'There are no comments' }}

Quick Questions

professor John is the leader of the ________ committee to review the new book? Answer this

1 Answers · English Language · 3 months ago
His contract was ---- because of irregularities in his contract You picked annulled over terminated and I want to know... Answer this

1 Answers · English Language · 2 months ago
whats is the difference between phrase and clause? Answer this

2 Answers · English Language · 3 days ago

Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts

A tap supplies water at 30°C while another supplies at 86°C. If a man wishes...

Correct Answer: Option A

Explanation

Contributions ({{ comment_count }})

Please wait...

Modal title

Report

Block User

{{ feedback_modal_data.title }}

Quick Questions

Post your Contribution

Sign In