If = (2 m) − (3 m) and = (1 m) − (2 m) , then =
A) (1 m)
B) (−1 m)
C) (4 m) − (7 m)
D) (4 m) + (1 m)
E) (−4 m) + (7 m)
Correct Answer:
Verified
Q1: If and neither nor vanish, then:
A)and
Q4: The vector is:
A)greater than in magnitude
B)less than
Q4: 30° is
A)π/10 radians
B)π/6 radians
C)1 radian
D)π/2 radians
E)π radians
Q6: A vector of magnitude 20 is added
Q8: The angle between = −(25 m)+
Q9: We say that the displacement of a
Q9: Let .The magnitude of is:
A)5.00
B)5.57
C)7.00
D)7.42
E)8.54
Q13: A vector in the xy plane
Q14: A vector has a component of 10
Q19: One radian is approximately
A)10°
B)33°
C)57°
D)90°
E)180°
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