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PBTE | DAE | MATH-113 APPLIED MATHEMATICS-I | MCQs | Chapter : 08 Vectors and Scalars

DAE MATH-113

Applied Mathematics-I

Chapter 8 : Vectors and Scalars

DAE Common Technologies | First Year

Multiple Choice Questions




Chapter:08 (Vectors and Scalars)

Question 1:

Magnitude of the vector 2i2jk2i2jk is:

Question 2:

Unit vector of i+j+ki+j+k is:

Question 3:

Unit vector of i2j2ki2j2k is:

Question 5:

The magnitude of a vector ˆi3ˆj+5ˆk^i3^j+5^k is:

Question 7:

If θ is the angle between the vector aa and bb, then cos θ is:

Question 8:

If aa=a1i+a2j+a3ka1i+a2j+a3k,bb=b1i+b2j+b3kb1i+b2j+b3k, then a.ba.b is:

Question 9:

a.b=0a.b=0 implies that aa and bb are:

Question 10:

If aa = i+j+ki+j+k and bb = ijmkijmk are perndicular then m will be equal to:

Question 13:

If aa = 2i3j+k2i3j+k and bb = i+2j+7ki+2j+7k then aa.bb is equal to:

Question 14:

If aa x bb=0 then aa and bb is:


NOTE
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INSTRUCTOR
MUHAMMAD BIN JAMEEL
BSC ENGG. CIVIL
 

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