"The cap of a pen can easily be opened with the help of two fingers than with one finger". Explain Why?

"The cap of a pen can easily be opened with the help of two fingers th

1.	"The cap of a pen can easily be opened with the help of two fingers than with one finger". Explain Why?
Answer» Solution :The two FORCES APPLIED by the fingers FORM a couple. The moment of this couple will be greater than the TORQUE applied by the SINGLE force.