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Rizwana asked a question
Subject: Science, asked on on 21/3/18
We cannot hear the echo produced in a classroom
Shruti Jaiswal asked a question
Subject: Science, asked on on 23/2/18
distinguish between the good and bad reflector of sound
Ram Khetan asked a question
Subject: Science, asked on on 19/2/18
ncert sound class 9 .What are activity 12.1 and 12.2 observations?(pg no 160)
Chavare asked a question
Subject: Science, asked on on 12/1/18
Hydrogen gas is filled in two identical bottles A and B at the same temer ature . The mass hydrogen in the two bottles is 12g and 48g respectively. In which bottle will sound travel faster ? How many times as fast as the other?
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Anushka Gaikwad asked a question
Subject: Science, asked on on 27/1/22
Explain the advantages and disadvantages of the reflection of sound in every day life ?
Anushka Gaikwad asked a question
Subject: Science, asked on on 27/1/22
Which remedies should you use to reduce the echo in auditorium ?
Ram Khetan asked a question
Subject: Science, asked on on 10/6/18
Q.1 pls explain with method
Muskan Shaikh asked a question
Subject: Science, asked on on 17/1/19
Please explain quickly its urgent
Tanusri Iyer asked a question
Subject: Science, asked on on 10/1/20
Sunil is standing between two parallel walls. The wall closest to him is at a distance of 660 m. If he shouts, he hears the first echo SF 4 seconds and another after another 2 seconds. Q. What is the velocity of sound in air? What is the distance between the two walls??


(Can you explain its steps in detail? )
Pawan asked a question
Subject: Science, asked on on 28/4/18
Q. Hiii what is mean by good morning                      
Ali asked a question
Subject: Science, asked on on 1/12/21
what is meant by sound
Aakash Gupta asked a question
Subject: Science, asked on on 31/10/19
what is ultrasonic sound
Zalak Chauhan asked a question
Subject: Science, asked on on 24/5/20
What is the full form of covid 19
Anup Khismatrao asked a question
Subject: Science, asked on on 13/1/18
The velocity of sound ______ with an increase in the temperature of the medium
Anup Khismatrao asked a question
Subject: Science, asked on on 13/1/18
Echocardiography is based on ____ waves
Shubham Talekar asked a question
Subject: Science, asked on on 9/8/18
???? ????? ?????? ???
Anand Tiwari asked a question
Subject: Science, asked on on 26/1/20
What is sonar peace explain
Vivek Pamula asked a question
Subject: Science, asked on on 10/3/19
How does light travel through vacuum why not sound
Aakash Gupta asked a question
Subject: Science, asked on on 14/11/19
What is a ceiling
🖤_seju _🖤 asked a question
Subject: Science, asked on on 7/10/20
Please answer batao koi....

what is an echo?? what factors are important to get a distinct Echo..??
Vansh Agrawal asked a question
Subject: Science, asked on on 15/3/18
What is an eco?
Pralhad asked a question
Subject: Science, asked on on 26/9/18
wmo marhti anshr
Yash Birje Harsh Birje asked a question
Subject: Science, asked on on 17/4/20
Who told the sound which we heard called 'sound'?
Aakash Banjade asked a question
Subject: Science, asked on on 8/11/19
What is audibility
Anushka Gaikwad asked a question
Subject: Science, asked on on 3/2/22
How is ultrasound used in medical science ?
Omkar asked a question
Subject: Science, asked on on 24/11/19
how to solve formula
Deepak Singh asked a question
Subject: Science, asked on on 24/2/20
What is the definition of waves
Shubham Kulkarni asked a question
Subject: Science, asked on on 23/2/20
Ultrasonic waves are transmitted downwards into the sea with the help of a SONAR. The reflected sound is received after 4 s. What is the depth of sea at that place?
Aakash Banjade asked a question
Subject: Science, asked on on 7/11/19
What is audibility
Tanu asked a question
Subject: Science, asked on on 10/3/18
Explain the principle on which jaltarang works
Choudhary Pravin asked a question
Subject: Science, asked on on 14/1/21
EMPOWERMENT OF WOMEN AND OTHER WEAKER SECTION
Notes
Tanusri Iyer asked a question
Subject: Science, asked on on 10/1/20
Can you explain its steps in detail?
Aakash Gupta asked a question
Subject: Science, asked on on 30/12/19
What is meant by fade
Rashi Ojha asked a question
Subject: Science, asked on on 1/5/20
What is meant by quality of sound??
Chinmay Dhauskar asked a question
Subject: Science, asked on on 28/12/20
?An object of height 8 cm is kept at a distance of 35 cm in front of a concave mirror. The focal length of the mirror is 25 cm. At what distance from the mirror should a screen be kept so as to get a clear image? What will be the size and nature of the image?
Anushka Gaikwad asked a question
Subject: Science, asked on on 3/2/22
answer me plz
Anushka Gaikwad asked a question
Subject: Science, asked on on 3/2/22
plz answer me fast
Ravi Chaudhary asked a question
Subject: Science, asked on on 16/12/21
What is vacuum?
Tia Pandya asked a question
Subject: Science, asked on on 16/2/21
Can I get solution for this??
Anushka Gaikwad asked a question
Subject: Science, asked on on 3/2/22
plz answer fast
Neha ..... asked a question
Subject: Science, asked on on 1/10/20
What is tuning fork ??
Anushka Gaikwad asked a question
Subject: Science, asked on on 3/2/22
answer me fast plz
Aditi Mhatre asked a question
Subject: Science, asked on on 13/3/22
What is an echo? What factors are important to get a distinct echo?
Shreya asked a question
Subject: Science, asked on on 10/11/20
What are echoes and how are they produced ?
Harshit asked a question
Subject: Science, asked on on 16/3/21
What is meant by upholsteries
Dakshraj Salve asked a question
Subject: Science, asked on on 7/2/21
What is meant by devoid of any matter ? 
Adwait Mane asked a question
Subject: Science, asked on on 23/1/21
We cannot hear the echo prodused in classroom
Leena Sharma asked a question
Subject: Science, asked on on 20/5/20
what is loudness a jet aeroplane takind off
Zoya Shaikh asked a question
Subject: Science, asked on on 8/2/21
Please ans me
Sarthak ... asked a question
Subject: Science, asked on on 28/9/20
Speed of light in air?
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