🏫 Board🧲 Physics

When an intrinsic semiconductor is doped with a small amount of trivalent impurity, then :

its resistance increases.

it becomes a p-type semiconductor.

there will be more free electrons than holes in the semiconductor.

dopant atoms become donor atoms.

🔒

Answer & explanation — PYQ Pass

Options are free to see. Unlock the correct answer and full explanation with Pass.

Unlock · ₹149

See every question on Semiconductor Electronics: Materials, Devices and Simple Circuits, or browse the full Board question bank.