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CBSE Class 10 Answered

WHO INVENTED VOLTMETER ?  
Asked by Manojnayakakn | 19 Aug, 2018, 01:31: PM
answered-by-expert Expert Answer
A galvanometer can also be used as voltmeter by connecting the resistor in series. The galvanometer was first developed by Johann Schweigger and Andre-MArie Ampere.
While, the first digital voltmeter is invented by Andrew Kay. 
Answered by Shiwani Sawant | 20 Aug, 2018, 11:57: AM

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CBSE 10 - Physics
Will a current carrying conductor produce an electric field?
Asked by saanviyadla | 24 Jan, 2024, 07:06: PM
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CBSE 10 - Physics
if one microampere current flows through a conductor for 10 seconds how many electrons will pass at the point of cross section
Asked by ruparus | 03 Nov, 2022, 10:02: PM
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CBSE 10 - Physics
In a household five tube lights of 40 volt each are used for 5 hours and electric press of 500 volt for 4 hours everyday. Calculate the total energy consumed by the tubelight and press in a month of 30 days
Asked by ksheluka41 | 03 Nov, 2022, 05:33: PM
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CBSE 10 - Physics
what is volt
Asked by dagurankur03 | 08 Apr, 2022, 09:56: AM
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CBSE 10 - Physics
why does need to maintain the current in a given electric circuit by expanding its energy stored in it?
Asked by ragavarshinik07 | 30 Mar, 2022, 07:17: PM
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CBSE 10 - Physics
The flow of electrons is opposite to the direction of the flow of current as electron is negatively charged . Then why current is defined as the flow of electrons through the conductor though current travels from positive to negative terminal.
Asked by suneethasri83 | 01 Jan, 2022, 02:59: PM
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CBSE 10 - Physics
If charge on one electron is 1.6 x 10 -19 C. Calculate number of electrons required to constitute 1A of current in 1s.
Asked by shashankkatekar | 28 Dec, 2021, 07:26: PM
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CBSE 10 - Physics
what is the power of torch bulb rated at 2.5V and 500 mA?
Asked by sunilgupta9419158173 | 20 Jul, 2021, 01:14: PM
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CBSE 10 - Physics
The MCB of a Rupa’s room is tripped and keeps on tripping again and again. If it is a domestic circuit, what could be the reason of this phenomenon?
Asked by swatipuspapatel | 08 Jul, 2021, 04:36: PM
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CBSE 10 - Physics
a current
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Asked by mdasifannu | 04 Jul, 2021, 10:37: AM
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