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Online Quiz (Worksheet A B C D)

Questions Per Quiz = 2 4 6 8 10

High School Mathematics - 2
5.6 Commutative Addition of Vectors





Directions: Answer the following.
Q 1: Find the magnitude and direction of vector a - vector b, when magnitude of vector a is 3 and it points towards the east while magnitude of b is 7 and it points towards the west.
-4
4
10

Q 2: Find the sum of 3i+4j+3k, 2i+6j+6k, 5i+3j+8k.
10i+13j+17k
13i+7j+5k
12i+6j+2k

Q 3: If |a| = 5, interpret 6 times vector a.
6
30
0

Q 4: If magnitudes of two vectors are equal, are their directions also equal?
Yes
No

Q 5: If the sum of two unit vectors is a unit vector, find the magnitude of their difference.
3
5

Q 6: A, B and C are three collinear points such tat AB = a^ and BC = b^, find vector AC.
-vector a + vector b
-vector b + vector a
vector a + vector b

Q 7: If a and b are non-collinear vectors having the same initial point. Which vector is represented by vec a + vec b?
such a vector cannot be formed
it is a zero vector
The vector with the same iniial point and forming the diagonal of the parallelogram determined by ve

Q 8: What is the additive inverse of a given vector a?
Zero
Negative of the given vector
Unit vector

Question 9: This question is available to subscribers only!

Question 10: This question is available to subscribers only!


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