# If π/3 and π/4 are the arguments of z1 and then the value of arg(z1. z2) is

1.  5π/12

2.  π/12

3.  7π/12

4.  -π/12

4
Correct Answer :

π/12

Explanation :
No Explanation available for this question

# If 2π/3 and π/6 are the arguments of and z2, then the value of arg(z1/z2) is

1.  -5π/6

2.  -π/6

3.  5π/6

4.  π/6

4
Correct Answer :

-5π/6

Explanation :
No Explanation available for this question

# If z1 and z2 are two non zero complex numbers, such that |z1+z2|=|z1|+|z2|, then Arg z1-Arg z2 is

1.  -π

2.  –π/2

3.  0

4.  π/2

4
Correct Answer :

0

Explanation :
No Explanation available for this question

# The polar form of 1+√3i is

1.  2(cis π/2)

2.  2(cis π/3)

3.  2(cis π/4)

4.  none

4
Correct Answer :

2(cis π/2)

Explanation :
No Explanation available for this question

# The mod amplitude form of -√3+i is

1.  2 cis 5π/6

2.  2 cis π/6

3.  cis 5π/6

4.  cis π/6

4
Correct Answer :

2 cis 5π/6

Explanation :
No Explanation available for this question

# The mod amplitude form of -√3-i is

1.  2 cis 5π/6

2.  2 cis (-5π/6)

3.  2 cis (-π/6)

4.  2 cis (π/6)

4
Correct Answer :

2 cis (-5π/6)

Explanation :
No Explanation available for this question

# The mod-amplitude form of 1-√3i is

1.  2 cis (2π/3)

2.  2 cis (-2π/3)

3.  2 cis (-π/3)

4.  2 cis (π/3)

4
Correct Answer :

2 cis (-π/3)

Explanation :
No Explanation available for this question

# The mod-amplitude form of 5+12i is

1.  13cis θ, tan θ=12/5

2.  13cis θ, sin θ=12/5

3.  13cis θ, cos θ=12/5

4.  13cis θ, cot θ=12/5

4
Correct Answer :

13cis θ, tan θ=12/5

Explanation :
No Explanation available for this question

# The mod-amplitude form of 1+7i/(2-i)2  is

1.  √2 cis 3π/4

2.  cis π/2

3.  cis (-π/2)

4.  cis(3π/3)

4
Correct Answer :

√2 cis 3π/4

Explanation :
No Explanation available for this question

# The mod-amplitude form of 1+itan θ is

1.  cis θ sec θ

2.  cis θ/2

3.  cis (π/2-θ)

4.  cis(π/2+θ)

4
Correct Answer :

cis θ sec θ

Explanation :
No Explanation available for this question

## Interview Questions

 MongoDB Java Script Node JS PHP JQuery Python