If the drift velocity of holes under a field gradient of 100 V/m in 5 m/s, their mobility (in SI units) is

If the drift velocity of holes under a field gradient of 100 V/m in 5

1.	If the drift velocity of holes under a field gradient of 100 V/m in 5 m/s, their mobility (in SI units) is
A.	0.05
B.	0.5
C.	50
D.	500
Answer» B. 0.5