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WorksheetsPHYSENG LEC QUIZ 1
Total questions: 10
Worksheet time: 9mins
Name
Class
Date
1.
What is a magnitude?
a)
A numeric value.
b)
A direction.
2.
Wind blowing at 20 mph.Vector or scalar?
a)
Scalar
b)
Vector
3.
A deer running 15 meters per second due west.Vector or scalar?
a)
Scalar
b)
Vector
4.
Which of the following is always positive?
a)
vector
b)
scalar
c)
direction
d)
magnitude
5.
The _______ of two or more vectors is the sum of the vectors.
a)
components
b)
scalar
c)
resultant
d)
magnitude
6.
What is the resultant of these two vectors?
a)
+17 m
b)
+3 m
c)
-17 m
d)
-3 m
7.
What is the resultant vector of the two labeled vectors?
a)
+2 km
b)
+14 km
c)
-2 km
d)
-14 km
8.
What is the magnitude of the resultant vector, r?
a)
3
b)
4
c)
5
d)
7
9.
When subtracting two vectors, a-b=c. Does b-a produce the same resultant vector c?
a)
Yes, two vectors subtracted together always produce the same resultant vector
b)
No, because order matters
c)
Yes, but c will be pointing in the opposite direction
d)
No, because you can't subtract two vectors
10.
Let vector a= (5, -7) and vector b= (-12, 2) Find 2b-4a
a)
(44, -32)
b)
(-4, 24)
c)
(-44, 32)
d)
(4, -24)
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