1) John walks 10m west followed by 10m north. What is his displacement from the starting position, and in what direction? a) 14m b) 14m, NW c) 100m, NW d) 100m 2) Forces of 5.0N and 2.0N both act on an object. What is the maximum possible total force? a) 10N b) 3N c) 7N d) 2.5N 3) Forces of 5.0N and 2.0N both act on an object. What is the minimum possible force? a) 10N b) 3N c) 7N d) 2.5N 4) What is the total force if the two forces act at right angles to each other? a) 4.6N b) 21N c) 29N d) 5.4N 5) A sledge is beig pulled at a constant speed by a force of 50N acting at 30degrees to the ground. What is the horizontal component of the force? a) 43N b) 25N c) 29N d) 1.6N 6) If the sledge is moving at a constant speed what is the force of friction between the sledge and the snow? a) 43N b) 25N c) 29N d) 1.6N 7) A sledge is beig pulled at a constant speed by a force of 50N acting at 30degrees to the ground.What is the vertical compnent of the pulling force? a) 65N b) 651N c) 25N d) 7N

60S wwf

by Anonymous
Embed

Leaderboard

Visual style

Options

Switch template

Continue editing: ?