Physics One liner Question and Answers

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physics One liner Question and Answers


61.
Which is the process in which no heat enters or leaves?


62.
By which permeabilty is a super conductor characterised?


63.
How is the speed of light with the rise in the temperature of the medium?


64.
Pitch of the voice of women generally-


65.
When do all the magnetic materials lose their magnetic properties?


66.
A hollow sphere of copper is positively charged, Then what will the electric field be inside the sphere?


67.
In our houses we get 220 V A. C What does the value 220 represent?


68.
A small weight is put on the pressure cooker. It increases the pressure of the steam. Why?


69.
How can one can distinguish a telescope from a microscope?


70.
Which type of sound is produced by a bat?


71.
Why does happen Short sightedness?


72.
The quality of sound produced by an instrument depends on the which thing?


73.
What is the order of magnitude of electric resistance of the human body (dry)?


74.
In electric supply lines in India, which parameter is kept constant?


75.
The wavelength of X-rays is of the order of how many angstrom?


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