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The First of Two Identical Boxes of Mass M Is

Question 40

Multiple Choice

The first of two identical boxes of mass m is sitting on level ground. The second box is sitting on a ramp that makes a 20° angle with the ground. The normal force of the level ground on the first box is The first of two identical boxes of mass m is sitting on level ground. The second box is sitting on a ramp that makes a 20° angle with the ground. The normal force of the level ground on the first box is ; the normal force of the ramp on the second box is . Which statement is correct? A) = = mg. B) = mg; = mg sin 20°. C) = mg; = mg cos 20°. D) = mg; = −mg cos 20°. E) = − = −mg. ; the normal force of the ramp on the second box is The first of two identical boxes of mass m is sitting on level ground. The second box is sitting on a ramp that makes a 20° angle with the ground. The normal force of the level ground on the first box is ; the normal force of the ramp on the second box is . Which statement is correct? A) = = mg. B) = mg; = mg sin 20°. C) = mg; = mg cos 20°. D) = mg; = −mg cos 20°. E) = − = −mg. . Which statement is correct? The first of two identical boxes of mass m is sitting on level ground. The second box is sitting on a ramp that makes a 20° angle with the ground. The normal force of the level ground on the first box is ; the normal force of the ramp on the second box is . Which statement is correct? A) = = mg. B) = mg; = mg sin 20°. C) = mg; = mg cos 20°. D) = mg; = −mg cos 20°. E) = − = −mg.


A) The first of two identical boxes of mass m is sitting on level ground. The second box is sitting on a ramp that makes a 20° angle with the ground. The normal force of the level ground on the first box is ; the normal force of the ramp on the second box is . Which statement is correct? A) = = mg. B) = mg; = mg sin 20°. C) = mg; = mg cos 20°. D) = mg; = −mg cos 20°. E) = − = −mg. = The first of two identical boxes of mass m is sitting on level ground. The second box is sitting on a ramp that makes a 20° angle with the ground. The normal force of the level ground on the first box is ; the normal force of the ramp on the second box is . Which statement is correct? A) = = mg. B) = mg; = mg sin 20°. C) = mg; = mg cos 20°. D) = mg; = −mg cos 20°. E) = − = −mg. = mg.
B) The first of two identical boxes of mass m is sitting on level ground. The second box is sitting on a ramp that makes a 20° angle with the ground. The normal force of the level ground on the first box is ; the normal force of the ramp on the second box is . Which statement is correct? A) = = mg. B) = mg; = mg sin 20°. C) = mg; = mg cos 20°. D) = mg; = −mg cos 20°. E) = − = −mg. = mg; The first of two identical boxes of mass m is sitting on level ground. The second box is sitting on a ramp that makes a 20° angle with the ground. The normal force of the level ground on the first box is ; the normal force of the ramp on the second box is . Which statement is correct? A) = = mg. B) = mg; = mg sin 20°. C) = mg; = mg cos 20°. D) = mg; = −mg cos 20°. E) = − = −mg. = mg sin 20°.
C) The first of two identical boxes of mass m is sitting on level ground. The second box is sitting on a ramp that makes a 20° angle with the ground. The normal force of the level ground on the first box is ; the normal force of the ramp on the second box is . Which statement is correct? A) = = mg. B) = mg; = mg sin 20°. C) = mg; = mg cos 20°. D) = mg; = −mg cos 20°. E) = − = −mg. = mg; The first of two identical boxes of mass m is sitting on level ground. The second box is sitting on a ramp that makes a 20° angle with the ground. The normal force of the level ground on the first box is ; the normal force of the ramp on the second box is . Which statement is correct? A) = = mg. B) = mg; = mg sin 20°. C) = mg; = mg cos 20°. D) = mg; = −mg cos 20°. E) = − = −mg. = mg cos 20°.
D) The first of two identical boxes of mass m is sitting on level ground. The second box is sitting on a ramp that makes a 20° angle with the ground. The normal force of the level ground on the first box is ; the normal force of the ramp on the second box is . Which statement is correct? A) = = mg. B) = mg; = mg sin 20°. C) = mg; = mg cos 20°. D) = mg; = −mg cos 20°. E) = − = −mg. = mg; The first of two identical boxes of mass m is sitting on level ground. The second box is sitting on a ramp that makes a 20° angle with the ground. The normal force of the level ground on the first box is ; the normal force of the ramp on the second box is . Which statement is correct? A) = = mg. B) = mg; = mg sin 20°. C) = mg; = mg cos 20°. D) = mg; = −mg cos 20°. E) = − = −mg. = −mg cos 20°.
E) The first of two identical boxes of mass m is sitting on level ground. The second box is sitting on a ramp that makes a 20° angle with the ground. The normal force of the level ground on the first box is ; the normal force of the ramp on the second box is . Which statement is correct? A) = = mg. B) = mg; = mg sin 20°. C) = mg; = mg cos 20°. D) = mg; = −mg cos 20°. E) = − = −mg. = − The first of two identical boxes of mass m is sitting on level ground. The second box is sitting on a ramp that makes a 20° angle with the ground. The normal force of the level ground on the first box is ; the normal force of the ramp on the second box is . Which statement is correct? A) = = mg. B) = mg; = mg sin 20°. C) = mg; = mg cos 20°. D) = mg; = −mg cos 20°. E) = − = −mg. = −mg.

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