# Engineering Mathematics [GATE (Graduate Aptitude Test in Engineering) Electrical Engineering]: Questions 144 - 148 of 169

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## Question 144

Appeared in Year: *2017*

### Question

MCQ▾The root locus of the feedback control system having the characteristic equation where enters into the real axis at

### Choices

Choice (4) | Response | |
---|---|---|

a. | ||

b. | ||

c. | ||

d. |

## Question 145

Appeared in Year: *2019*

### Question

MCQ▾M is a matrix with eigenvalues 4 and 9. The eigenvalues of are

### Choices

Choice (4) | Response | |
---|---|---|

a. | -2 and 3 | |

b. | 16 and 81 | |

c. | 4 and 9 | |

d. | 2 and 3 |

## Question 146

Appeared in Year: *2021*

### Question

Numeric Answer▾One coulomb of point charge moving with a uniform velocity m/s enters the region having a magnetic flux density The magnitude of force on the charge at is ________ N. ( and are unit vectors along x-axis, y-axis, and z-axis, respectively) .

## Question 147

Appeared in Year: *2017*

### Question

Numeric Answer▾In the circuit shown in the figure, Load Resistacne , & the diode used is ideal. The input power factor is ________.

## Question 148

Appeared in Year: *2017*

### Question

MCQ▾A 3-phase, 4-pole, 400 V, 50 Hz squirrel-cage induction motor is operating at a slip of 0.02. The speed of the rotor flux in mechanical rad/sec, sensed by a stationary observer, is closest to

### Choices

Choice (4) | Response | |
---|---|---|

a. | 157 | |

b. | 1500 | |

c. | 154 | |

d. | 1470 |