A) 27 N
B) 15 N
C) 13 N
D) 17 N
E) 19 N
Correct Answer
verified
Multiple Choice
A) the first car will stop moving.
B) the first car will move in the direction of the force.
C) the first car's velocity will increase in magnitude but not change direction.
D) the first car's velocity will gradually change direction more and more toward that of the force while increasing in magnitude.
E) the first car's velocity will gradually change direction more and more toward that of the force while decreasing in magnitude.
Correct Answer
verified
Multiple Choice
A) 41 N
B) 0.29 kN
C) 0.24 kN
D) 0.20 kN
E) 0.37 kN
Correct Answer
verified
Multiple Choice
A) 1.8 m/s2
B) 2.6 m/s2
C) 1.4 m/s2
D) 2.2 m/s2
E) 3.7 m/s2
Correct Answer
verified
Multiple Choice
A) =
.
B) =
.
C) >
.
D) <
.
E) We need the mass of the box in order to determine the correct answer.
Correct Answer
verified
Multiple Choice
A) gravitational
B) electromagnetic
C) strong
D) weak
E) It could be any one of the above or some combination of them.
Correct Answer
verified
Multiple Choice
A) 1.5 m/s2
B) 6.5 m/s2
C) 4.7 m/s2
D) 9.4 m/s2
E) 7.2 m/s2
Correct Answer
verified
Multiple Choice
A) 6.0 N
B) 5.1 N
C) 5.5 N
D) 4.6 N
E) 3.7 N
Correct Answer
verified
Multiple Choice
A) 0.48 N to the right
B) 0.72 N to the right
C) 0.72 N to the left
D) 0.48 N to the left
E) 0.65 N to the left
Correct Answer
verified
Multiple Choice
A) 6.4 N
B) 5.6 N
C) 4.8 N
D) 7.2 N
E) 8.4 N
Correct Answer
verified
Multiple Choice
A) 7.3 kg
B) 5.5 kg
C) 1.8 kg
D) 3.7 kg
E) 4.5 kg
Correct Answer
verified
Multiple Choice
A) They are equal and opposite in direction.
B) They are equal and have the same direction.
C) is greater than
, but they have the same direction.
D) is greater than
, but they have opposite directions.
E) is less than
, but they have the same direction.
Correct Answer
verified
Multiple Choice
A) must sum to zero.
B) must be equal and opposite.
C) must have equal and opposite components perpendicular to .
D) must have equal and opposite components parallel to .
E) must have equal and opposite components parallel and perpendicular to .
Correct Answer
verified
Multiple Choice
A) 0.44
B) 0.33
C) 0.38
D) 0.28
E) 0.17
Correct Answer
verified
Multiple Choice
A) = 15.8 N;
= 10.0 N.
B) = 15.8 N;
= 16.7 N.
C) = 22.5 N;
= 10.0 N.
D) = 22.5 N;
= 16.7 N.
E) = 32.5 N;
= 10.0 N.
Correct Answer
verified
Multiple Choice
A) 25 N
B) 18 N
C) 11 N
D) 14 N
E) 7.0 N
Correct Answer
verified
Multiple Choice
A) 5.3 m/s2
B) 4.4 m/s2
C) 3.5 m/s2
D) 6.2 m/s2
E) 8.4 m/s2
Correct Answer
verified
Multiple Choice
A) 25 N
B) 20 N
C) 30 N
D) 35 N
E) 40 N
Correct Answer
verified
Multiple Choice
A) 9.2 m/s
B) 6.3 m/s
C) 8.2 m/s
D) 7.2 m/s
E) 7.7 m/s
Correct Answer
verified
Multiple Choice
A) The force of your hand on the racket and the force of the ball on the racket are equal and opposite.
B) The force of the racket on your hand and the force of the ball on the racket are equal and opposite.
C) The force of your hand on the racket and the force of the racket on the ball are equal and opposite.
D) The force of the racket on your hand and the force of the racket on the ball are equal and opposite.
E) The force of your hand on the racket and the force of the racket on your hand are equal and opposite.
Correct Answer
verified
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