Question

In thomson's mass spectrograph when and electric field of 2 into 10 to the power 4 volt per metre is applied then the deflection produced on the screen is 20 if the length of the plates is 5 cm and the distance of the screen from the plates is 21 cm and the velocity of positive ions is 6 metre per second then the specific charge will be

Answer 1

Answer:

THOMPSON 4 PLATES PER MILI AMPHERE SQUARE ROOT

Explanation:

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