To keep a particle (body) moving with constant velocity on a frictionl

1.	To keep a particle (body) moving with constant velocity on a frictionless horizontal surface anexternal forcea) should act continuouslyb) should be a variable forcec) should not actd) should act opposite to the direction of motionNewton's first law of motion
Answer» ANSWER: should not act HOPE IT HELPS

To keep a particle (body) moving with constant velocity on a frictionless horizontal surface anexternal forcea) should act continuouslyb) should be a variable forcec) should not actd) should act opposite to the direction of motionNewton's first law of motion

Answer»

should not act

HOPE IT HELPS