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Two men are standing on the same side of a high wall will be at...

Two men are standing on the same side of a high wall will be at the same distance from it such that they are 400m apart. When one man fire a pistol, the other hears the first report 1.2s after seeing the flash and the second report 0.5s after the first. Explain why he hears two reports and calculate the;
a. velocity of the sound in air.
b. perpendicular distance of the men from the wall.?
In Physics
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Asked by Babalola on 12th April, 2023
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WAEC May/June 2024 - Practice for Objective & Theory - From 1988 till date, download app now - 99995
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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 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
WAEC May/June 2024 - Practice for Objective & Theory - From 1988 till date, download app now - 99995
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
Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts