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WorksheetsVectors and Scalars
Total questions: 10
Worksheet time: 6mins
According to the vector diagram which is correct?
F2 + F 3 = F1
F1 + F2 = F 3
F1 + F3 = F 2
F1 + F2 + F 3 = 0
Two forces of magnitude 3 N and 4 N respectively act on a body. The maximum possible magnitude of the resultant of these forces is
12N
7N
5N
1N
A man, who has walked a certain distance, but not in a straight line, can …
have a zero displacement
not have a negative displacement
have a displacement higher in magnitude to the distance
have a displacement equal in magnitude to the distance
Which one of the following is not a vector quantity:
velocity
energy
force
momentum
A girl runs once around a circular track with a radius of 65m at a speed of 2m/s. Her displacement is
0
65m west
65m east
130m
In which of the following vector diagrams is the resultant of the three vectors zero?
A
B
C
D
E
A body of mass m is placed on a frictionless inclined plane (as shown in the sketch).
The component of the block's weight in a direction parallel to the inclined plane is given by …
mg cosα
mg sinα
mg tanα
none of the above
A force of magnitude F acts at an angle a to the horizontal. The magnitude of the horizontal component of the force is …
F cos α
F sin α
F sin (900 - α)
0
Which of the following pairs are both scalar quantities?
energy and force
speed and mass
temperature and velocity
volume and weight
density and acceleration
CHALLENGE QUESTION: Two forces act over pulleys to support a block of wood as shown in the diagram below. Resultant vertical force is
(a)
