Speed of sound in air per second is :...?

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💡 English word par Double-Click karein: Urdu meaning + pronunciation 🔊

Speed of sound in air per second is :...?

(A) 250 meters

(B) 331 meters

(C) 434 meters

(D) 343.2 meters

✅ Correct Answer: 343.2 meters

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Source: This question is taken from the Everyday Science

💡 English word par Double-Click karein: Urdu meaning + pronunciation 🔊

The average acceleration caused by gravity per second is____________...?

(A) 22 feet

(B) 32 feet

(C) 52 feet

(D) 42 feet

✅ Correct Answer: 32 feet

Comments

Source: This question is taken from the Everyday Science

💡 English word par Double-Click karein: Urdu meaning + pronunciation 🔊

The two factors that affect the speed of sound in air are ______...?

(A) Humidity and volume of the air

(B) Temperature and mass of the air

(C) Volume and mass of the air

(D) Temperature and humidity of the air

✅ Correct Answer: Temperature and humidity of the air

Comments

Source: This question is taken from the Everyday Science

💡 English word par Double-Click karein: Urdu meaning + pronunciation 🔊

Which one affects the speed of sound in the medium...?

(A) pressure

(B) humidity

(C) temperature

(D) all of the above

✅ Correct Answer: all of the above

Comments

Source: This question is taken from the Everyday Science

💡 English word par Double-Click karein: Urdu meaning + pronunciation 🔊

The speed of sound in air at sea level is approximately____________...?

(A) 300 meter per second

(B) 320 meter per second

(C) 340 meters per second

(D) 370 meter per second

✅ Correct Answer: 340 meters per second

Comments

Source: This question is taken from the Everyday Science

Speed of sound in air per second is :...? Mcqs

PPSC Past Papers