Friction is desirable on your tyres and brakes.
Tyres need to grip the road, to push the car forward, stop and go round corners.
Brakes need friction to stop the wheels turning.
the brakes of you car are helped by friction.
Desirable in scrummaging when the two packs form together. Without friction they would slip off which is dangerous. Friction is also desirable when making the tackle. And when sidestepping you need good grip. Undesireable when trying to evade the tackle.
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Desirable: Stopping before hitting the car in front of you. Things stay in place during gentle breezes. Makes panning for gold possible. Keeps systems from oscillating out of control. Allows for climbing mountains. Allows for formation of stars and planets. Undesirable: Increases the amount of energy necessary to do any job.
Just think if friction could not be obtained; your alternator would not charge the battery because the belt slips on the pulley. A car with a clutch would not move because the clutch slips. Friction is advantageous and desirable for some things and not for others. If we could eliminate friction, you would not need much gas to propel your car down the road. If you could not achieve friction with your lover, you would not achieve orgasm.
not desirable
She moved so elegantly that she was desirable to dance with.
Are all changes desirable? Clearly not. Example: "lets change the notion of educating our children, to never educating them" All changes are not desirable. Then ask: Is any change always desirable? No. Should the prospect of change be desirable? Sometimes. The answer depends on perception, intention and outcome. The only truth with almost near certainty is to state the following: Change can be desirable.
desirable means that you are wanted, most of the times in a sexual way.
No, it is desirable for a battery to have a low internal resistance.
it is desirable to swim in the pool on a hot sunny day.
Rolling Friction, Static Friction, Sliding Friction, & fluid Friction