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Two divers G and H are at depths 20m and 40m, respectively below the water...

Physics
JAMB 2020

Two divers G and H are at depths 20m and 40m, respectively below the water surface in a lake. The pressure on G is p\(_1\) while the pressure on H is P\(_2\), If the atmospheric pressure is equivalent to 10m of water, then the value of P\(_2\)/P\(_1\) is?

 

  • A. 0.50
  • B. 0.60
  • C. 1.67
  • D. 2.00
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Correct Answer: Option C
Explanation

Atmospheric pressure equivalence of 10m of water
: \(\frac{p_2+10}{p_1+10}\)

= \(\frac{40+10}{20+10\)

 = \(\frac{50}{30}\) = 1.67

There is an explanation video available below.


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Explanation Video

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Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
WAEC offline past questions - with all answers and explanations in one app - Download for free
WAEC May/June 2024 - Practice for Objective & Theory - From 1988 till date, download app now - 99995
WAEC Past Questions, Objective & Theory, Study 100% offline, Download app now - 24709
WAEC offline past questions - with all answers and explanations in one app - Download for free
WAEC Past Questions, Objective & Theory, Study 100% offline, Download app now - 24709
WAEC May/June 2024 - Practice for Objective & Theory - From 1988 till date, download app now - 99995
Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts