Physics Worksheets

Practice Problems
Physics Worksheets
  • Page 1
 1.  
Find 16u‾, if u‾ = (- 2, 3).
a.
(- 32, 48)
b.
(32, 48)
c.
(48, - 32)
d.
(- 32, - 48)


Answer: (a)


Correct answer : (1)
 2.  
Find 9u‾, if u‾ = (3, - 5).
a.
(- 45, 27)
b.
(- 45, - 27)
c.
(27, 45)
d.
(27, - 45)


Answer: (d)


Correct answer : (4)
 3.  
If u‾ = (- 1, - 4), find - 4u‾.
a.
(- 4, 16)
b.
(16, 4)
c.
(- 4, - 16)
d.
(4, 16)


Answer: (d)


Correct answer : (4)
 4.  
If v‾ = (2, - 3), find 5v‾.
a.
(- 10, - 15)
b.
(- 10, 15)
c.
(10, - 15)
d.
(10, 15)


Answer: (c)


Correct answer : (3)
 5.  
Find the sum of (19- 8) and (- 218).
a.
(- 17- 10)
b.
(17- 10)
c.
(- 1710)
d.
(1710)


Answer: (d)


Correct answer : (4)
 6.  
Find the sum of (4- 1) and (- 3- 2).
a.
(13)
b.
(1- 3)
c.
(- 1- 3)
d.
(- 13)


Answer: (b)


Correct answer : (2)
 7.  
Find A→ + B→ if A→ = (8- 2) and B→ = (46).
a.
(412)
b.
(44)
c.
(6- 2)
d.
(124)


Answer: (d)


Correct answer : (4)
 8.  
Find A→ + B→ if A→ = (3- 3) and B→ = (- 34).
a.
(1- 1)
b.
(0- 1)
c.
(10)
d.
(01)


Answer: (d)


Correct answer : (4)
 9.  
Find the resultant of AC→ + CB→ in the figure shown.


a.
(2, 2)
b.
(7, 2)
c.
(9, 4)
d.
(16, 6)


Answer: (c)


Correct answer : (3)
 10.  
Find AB→ + BC→ in the figure shown.

a.
(6, 4)
b.
(5, 3)
c.
(6, 6)
d.
(4, 0)


Answer: (c)


Correct answer : (3)

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