vector algebra (4)
Authored by . ManojMath
Mathematics
12th Grade
CCSS covered
Used 6+ times
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12 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
There are how many types of product for two vectors ?
1
2
3
4
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Scalar (or Dot) product of two vectors always give a scalar quantity (or number)
True
False
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Cross product of two vector always gives scalar quantity
True
False
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Dot product (or scalar product) of two non zero vector a and vector b is denoted by
a . b = ।a। .।b। cosΦ
a . b = a1.b1 + a2.b2 + a3.b3
Both of the above
None of the above
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Dot Product of the vectors i - 2j + 3k and 3i - 2j + k is
8
10
2
-2
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Dot product of vector -i + 2j + k and 3i + k is
5
-1
4
-2
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
If ।a। = 3
।b। = 6
a.b = 9
find the angle between vector a and vector b
π/6
π/3
π/4
π/2
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