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WorksheetsIAT 1 - 13.03.21 - EC8451 EMF - Part B
Total questions: 15
Worksheet time: 15mins
Name
Class
Date
1.
1. Two vector quantities A=3 ax + 2 ay +6 az and B = 2 ax + 5 ay - 3 az find A+B
a)
a. 5 ax + 7 ay +3 az
b)
a. 3 ax + 2 ay +6 az
c)
a. 5 ax + 3 ay +6 az
d)
a. 4 ax + 2 ay +6 az
2.
2. Two vector quantities A=3 ax + 2 ay +6 az and B = 2 ax + 5 ay - 3 az find A-B
a)
a. 4 ax + 2 ay +6 az
b)
ax - 3 ay +9 az
c)
a. ax - 4 ay +9 az
d)
a. ax - 3 ay +5 az
3.
3. Two vector quantities A=3 ax -1 ay +8 az and B = 2 ax + 3 ay - 1 az find the dot product of the two given vectors
a)
-4
b)
-3
c)
-5
d)
8
4.
4. Two vector quantities A=3 ax -1 ay +8 az and B = 2 ax + 3 ay - 1 az find the angle between the two vectors.
a)
a. 98.93
b)
a. 97.9
c)
a. 96.8
d)
a. 99.8
5.
5. Two vector quantities A=1 ax -5 ay +2 az and B = 3 ax -1 ay - 4 az find A x B.
a)
a. 13 ax + 22 ay +16 az
b)
a. 5 ax + 3 ay +6 az
c)
a. 41 ax +1 2 ay +6 az
d)
a. 22 ax + 10 ay +14 az
6.
6. Identify the value of A x (B x C)
a)
a. B ( A x C ) – C ( A x B )
b)
a. C ( A . C ) – C ( A . B )
c)
a. B ( A . C ) –B ( A . B )
d)
a. B ( A . C ) – C ( A . B )
7.
7. Give the cylindrical coordinates of the point whose Cartesian coordinates are X = 3, Y=4, Z=5.
a)
, 53.13, 5
b)
a. 4, 53.13, 5
c)
a. 5, 53.13, 5
d)
a. 6, 53.13, 6
8.
8. Give the Cartesian coordinates of the point whose Cylindrical coordinates are (2,450,-1)
a)
a. 0.707, 0.707,-5
b)
a. 0.808, 0.808,-1
c)
a. 0.707, 0.707,-1
d)
a. 0.707, 0.505,-1
9.
9. Fins the gradient of the given scalar system t=x^2y + z
a)
a. 2xy ax + x^2 ay +ez az
b)
a. 2x ax + 2x^2 ay +e^z az
c)
a. 2y ax + 3x^2 ay +e^z az
d)
a. 2y ax + 2x^2 ay +e^z az
10.
10. If a vector is said to be solenoidal then the divergence of the vector is
a)
0
b)
1
c)
-1
d)
Infinite
11.
11. Coulumbs law is used to find
a)
Electric field intensity
b)
magnetic field intensity
c)
magnetic flux
d)
magnetic flux density
12.
12. ____________principle used to find the force if there are n numbers of point charges
a)
Thevenins Principle
b)
Super position Principle
c)
divergence theorem stkes theorem
d)
stokes theorem
13.
13. Ε0 is termed as
a)
Relative Permitivity
b)
Relative permeability
c)
permeablity of free space
d)
permitivity of free space
14.
14. The product of relative permitivity and the Electric field intensity is known as
a)
Electric field intensity
b)
Electric flux density
c)
magnetic flux density
d)
Magnetic field intensity
15.
15. Differential form is also known as
a)
integral form
b)
point form
c)
polar form
d)
rectangular form
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