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Mukund Wosti
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A wave travelling with speed 100 m/s has wavelength 20 cm. Calculate the frequency and angular frequency of this wave.
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Which ray has shortest wavelength in electromagnetic spectrum?
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What is the wavelength of a radio waves from a 100 MHZ FM radio station? Note: (Conditions) 1) Like Our Page on Facebook 2) Share this Question on Facebook (Winner will be provided Rs 50 NTC/NCELL recharge card)
Two bulbs of 30 W/220 V and 150 W/220 V are connected in series with the supply 220 V. Calculate the power of each of them. Which one glows brighter?
A heater consists of a coil of resistance 100 ohm. How much time is needed to heat 5 kg of water from 20 degree celsius to 50 degree celsius? The voltage supply is of 220 V and specific heat capacity ...
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What is the conclusion of Newton’s disc rotation? Note: (Conditions) 1) Like Our Page on Facebook 2) Share this Question on Facebook (Winner will be provided Rs 50 NTC/NCELL recharge card)
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Why does violet color deviate more than red color in dispersion of light through prism? Note: 1) Like Our Page on Facebook 2) Share this Question on Facebook (Winner will be provided Rs 50 NTC/NCELL recharge card)
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What is the dispersion of light? Note: (Conditions) 1) Like Our Page on Facebook 2) Share this Question on Facebook (Winner will be provided Rs 50 NTC/NCELL recharge card)
If current is doubled keeping the resistance and time same, what happens to the amount of heat produced?
Mukund Wosti
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What is light pipe? Note: (Conditions) 1) Like Our Page on Facebook 2) Share this Question on Facebook (Winner will be provided Rs 50 NTC/NCELL recharge card)