Physics, asked by pranjalawasthi354, 4 months ago

Calculate the minimum distance at which a person should stand in front of a reflecting surface to
be able to hear an echo (speed of sound in air = 350 m/s).

Answers

Answered by 1pratimasinghgkp

0

Answer:

20 m will be the answer I hope so will be

Previous Question

Next Question

Similar questions

Math, 2 months ago

2. In the following figure, AB is a diameter of a circle of radius 6 cm., C and D are points on the diameter, such that AC, CD and BD are equal, Semi circles are drawn with AC and BC as diameters. The area of the shaded region will be (i = 3.14) 2018 & 2017 A B 1) 37.68 cm 3) 36.68 cm 2) 43.23 cm 4) 32.68 cm...

English, 2 months ago

the mouse was lost active or passive voice...

English, 2 months ago

hello guys what is photosynthesis...

Computer Science, 4 months ago

ਹਰਦੇਵ ਬਾਜਵਾ ਦੇ ਚਰਿੱਤਰ ਦੀ ਵਿਸ਼ੇਸ਼ਤਾ ਕਿਹੜੀ ਹੈ ? * (ੳ) ਘਟੀਆ ਚਾਲ਼ - ਚੱਲਣ ਵਾਲ਼ਾ (ਅ) ਝੂਠ ਦਾ ਸਹਾਰਾ ਲੈਣ ਵਾਲ਼ਾ (ੲ) ਆਪਣੀ ਮਨਮਰਜ਼ੀ ਕਰਨ ਵਾਲ਼ਾ (ਸ) ਉਪਰੋਕਤ ਸਾਰੇ । ...

Science, 4 months ago

Which electrode is connected as positive terminal in Electroplating? (a)The metal on which we have to plate (b)The metal by which we have to plate (c)any metal can be used (d)All of above...

English, 9 months ago

How to make a report at the topic of maghi...

Math, 9 months ago

If vegetable oil costs rs 68 per litre, how much money is needed in 3 litre 300 mili litre of oil?

English, 9 months ago

Disadvantages of girl child education...