Subject: Science, asked on 14/2/18

## do we have to convert wavelength given in km to m? b) do we need to convert frequency given in cm/s to m,/s ?????

Subject: Science, asked on 13/2/18

## Loudness of sound cannot be measured as it is just a sensation. True or false

Subject: Science, asked on 12/2/18

## Calculate the frequency of source and velocity of transverse wave Q.23.  The wave form represents a transverse wave produced on a taut string AB which is vibrated at A.

Subject: Science, asked on 12/2/18

## What is the amplitude of the wave and value of the wavelength ​Q23. The wave form represents a transverse wave produced on a taut string AB which is vibrated at A.

Subject: Science, asked on 12/2/18

## Please answer ques 4 i and ii bit please

Subject: Science, asked on 12/2/18
Subject: Science, asked on 6/2/18

## Define : 1 . Wavelength 2 . Frequency 3 . Amplitude 4 . Ultrasounds 5 . Infrasounds

Subject: Science, asked on 5/2/18

## When ultrasound is priduced .. does ot produce vibration .. does it also require a medium to travel

Subject: Science, asked on 5/2/18

## why ultasonic waves are not audible to our ear ...

Subject: Science, asked on 4/2/18

## Why sound waves are lingitudinal waves??

Subject: Science, asked on 3/2/18

## what is the land mass of a sound explain the four factors on which it depends.

Subject: Science, asked on 1/2/18

## Q. Draw diagram to represent soft or loud sound. Q. Represent graphically with 2 separate diagrams in each case 2 sound waves having the same amplitude but different 8's 2 sound waves having the same 8's and different amplitude 2 sound waves having the different amplitude and different $\lambda$.

Subject: Science, asked on 1/2/18

## What are the advantages of diatonic scale ?

Subject: Science, asked on 31/1/18

## What is tone and note

Subject: Science, asked on 31/1/18

## What is frequency

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