Which of the following types of semiconductor are used in transistors?

Which of the following is n-type semiconductor?

Explain the following n-type semiconductor.

Which of the following will produce p-type semiconductor?

Which of the following element is used in making transistors ?

An unknown transistor needs to be identified as npn and pnp type. A multimeter, wilth +ve and -ve terminals is used to measure resistance between different terminals transistor. If terminal 2 is the base of the transistor then which of the following is correct for a pnp transistor?

An unknown transistor needs to be identified as npn and pnp type. A multimeter, wilth +ve and -ve terminals is used to measure resistance between different terminals transistor. If terminal 2 is the base of the transistor then which of the following is correct for a pnp transistor?

An unknown transistor needs to be identified as npn and pnp type. A multimeter, wilth +ve and -ve terminals is used to measure resistance between different terminals transistor. If terminal 2 is the base of the transistor then which of the following is correct for a pnp transistor?