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WorksheetsMay 7th Practice
Total questions: 11
Worksheet time: 12mins
One of the following is not a scalar:
5
π
log10100
3i+4j
If a and b are perpendicular vectors, then:
The scalar product cannot be done.
The scalar product is zero.
They have to have the same magnitude.
The scalar product is 1.
One of the following statements is false:
3i+2j is the direction vector
i+5j is the position vector
This line passes through the point (4,7)
t can only take integer values
One of the following statements is false:
This line can be written in the form y = mx + b
x = 1+ 3t
y = 5 + 2t
This line passes through the origin.
One of the followig statements is false:
p and q are parallel
The scalar product of p and q is 15
the magnitude of p is 25
the magnitude of q is 5
One of the following statements is false:
p and q are not parallel
p + q cannot be calculated
∣p∣>∣q∣
∣p+q∣>∣q∣
A(1,2,3) and B(3,2,1), then vector AB is
2i−2k
−2j+2k
4i+4j+4k
not enough data to answer
If the figure is a parallelogram, one of the following equations is false:
AB = AC + CB
AD = -CB
AB=-DC
DB = DC+DA
The following are examples of vector quantities, except:
acceleration
force
weight
speed
Given vectors a and b, one of the following statements is not true:
a + b is a vector
a - b is a vector
2a + b is a vector
If a + b = a, then we can assure that:
b is perpendicular to a
a and b are parallel
b is the zero vector
a and b are unit vectors.
