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ICSE Class 10 Physics Question 10 of 20

Solved 2017 Question Paper ICSE Class 10 Physics — Question 19

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19
Question

Question 4(d)

State two factors upon which the rate of emission of thermions depends. [2]

Answer

The two factors upon which the rate of emission of thermions depends are :

  1. The temperature of the emitter.
  2. The surface area of the emitter.