how to install apk on emulator from cmd

Step 1. go to  location
Step 2. use command adb install.apk
Result :
C:\android-sdk_r12-windows\android-sdk-windows\platform-tools>adb install d:\ESF
ileExplorer.apk
79 KB/s (2246869 bytes in 27.734s)
        pkg: /data/local/tmp/ESFileExplorer.apk
Success

C:\android-sdk_r12-windows\android-sdk-windows\platform-tools>