Question

有一臺(tái)顯微鏡目鏡標(biāo)示10X，物鏡標(biāo)示45X，則它的放大倍數(shù)是（　�。�

A．10倍

B．45倍

C．55倍

D．450倍

Answer 1

分析：顯微鏡成像的特點(diǎn)是倒立放大的像．放大倍數(shù)=目鏡倍數(shù)×物鏡倍數(shù)

解答：解：顯微鏡的放大倍數(shù)=目鏡倍數(shù)×物鏡倍數(shù)═10×45═450（倍）．
故選：D

點(diǎn)評(píng)：解答的關(guān)鍵是理解顯微鏡的放大倍數(shù)=目鏡倍數(shù)×物鏡倍數(shù)．