# Design of Rotor - 2 Online Exam Quiz

Design of Rotor - 2 GK Quiz. Question and Answers related to Design of Rotor - 2. MCQ (Multiple Choice Questions with answers about Design of Rotor - 2

### Given : total area = 473 mm2 and Number of bars = 8 for a rotor design, what is the value of area of each damper bar?

**Options**

A : 59 mm2

B : 455 mm2

C : 475 mm2

D : 3784 mm2

### Imperfection factor for rolled section is

**Options**

A : 0.1

B : 0.21

C : 2.1

D : 4.9

### Imperfection factor for welded section is

**Options**

A : 4.9

B : 0.21

C : 2.1

D : 0.49

### Non-dimensional slenderness ratio is given by

**Options**

A : ?LT = ?(?bZpfy/Mcr)

B : ?LT = ?(?bZpfyMcr)

C : ?LT = ?(?bZp/Mcr)

D : ?LT = ?(?bZpfy)

### Pole profile drawing helps in obtaining the various dimensions of the pole.

**Options**

A : TRUE

B : FALSE

C : -

D : -

### The check for non- dimensional slenderness ratio is given by

**Options**

A : ?LT = 2.4 ?(Zefy/Mcr)

B : ?LT > 2 .4 ?(Zefy/Mcr)

C : ?LT ? 1.2 ?(Zefy/Mcr)

D : ?LT ? 1.2 ?(Zefy/Mcr)

### The elastic critical moment is given by

**Options**

A : Mcr = ?b fcr,b

B : Mcr = ?bZp / fcr,b

C : Mcr = ?bZp

D : Mcr = ?bZp fcr,b

### The pole shoe drawing is completed by fixing the height of pole shoe.

**Options**

A : TRUE

B : FALSE

C : -

D : -

### What is the formula for the height of pole shoe sufficient to accommodate the damper windings?

**Options**

A : height of pole shoe = diameter of damper bars

B : height of pole shoe = 2 * diameter of damper bars

C : height of pole shoe = diameter of damper bars/2

D : height of pole shoe = 3 * diameter of damper bars/2

### What is the formula of the area of each ring short-circuiting the bars?

**Options**

A : area of each ring short-circuiting the bars = (0.7-0.9) * area of damper bar

B : area of each ring short-circuiting the bars = (0.8-1) * area of damper bar

C : area of each ring short-circuiting the bars = (0.7-1) * area of damper bar

D : area of each ring short-circuiting the bars = (0.8-0.9) * area of damper bar

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