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State one factor which affects the rate of each of the above types of emission.

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State one factor which affects the rate of each of the above types of emission.

  1. Thermionic emission. 
  2. Photoelectric emission. 

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  1. Thermionic emission.  - Temperature of metal/ type of metal
  2. Photoelectric emission.  - Frequency of incident light/ Work function/ threshold frequency of the metal

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