Question
1. Compare the tasks, priorities, and responsibilities of first-line, middle, and top managers. 2. Discuss the difference between efficiency and effectiveness. 3. What is a
1. Compare the tasks, priorities, and responsibilities of first-line, middle, and top managers.
2. Discuss the difference between efficiency and effectiveness.
3. What is a SWOT analysis. Explain each step and give an example.
4. List and explain the four basic functions of management.
5. List and explain five of Hofstede's dimensions of national culture.
6. Discuss the value of Hofstede's values study to managers
7. Discuss arguments for and against social responsibility.
8. List and discuss two reasons for planning.
9. Define and discuss management by objectives (MBO).
10. Describe the characteristics of a functional structure.
11. Describe the characteristics of a divisional structure.
12. Describe the matrix structure. What are its advantages and disadvantages?
13. List and discuss how Maslow's hierarchy of needs theory works.
14. Describe how managers might motivate professional workers.
15. Describe the basics of situational leadership theory (SLT).
16. Define and describe the management function of control. What are the four steps of the control process? Explain why Control is critical to the management process.
17. Explain why what managers choose to measure can be more important than how they measure.
18. Explain the differences between the Kotter and Lewin approaches on Change Management
19. What is the MBTI (Myers Briggs Type Index) and explain how it can be used by leaders/managers.
20. What is a Balanced Scorecard? How is it used in the control process?
Question 11
In a constant V/f control of induction motor, the ratio V/f is maintained constant from 0 to base
frequency, where V is the voltage applied to the motor at fundamental frequency f. Which of the
following statements relating to low frequency operation of the motor is TRUE, A three-phase,
4-pole, self excited induction generator is feeding power to a load at a frequency f1 . If the load is
partially removed, the frequency becomes f2 . If the speed of the generator is maintained at 1500
rpm in both the cases, then?
Question 12
A three phase synchronous generator is to be connected to the infinite bus. The lamps are
connect ed as shown i n t he fi gur e for t he synchronization. The phase sequence of bus voltage
is R- Y- B and that of incoming generator voltage is R' - Y' - B'. A 3 phase, 50 Hz, six pole
induction motor has a rotor resistance of 0.1 and reactance of 0.92 . Neglect the voltage drop
in stator and assume that the rotor resistance is constant. Given that the full load slip is 3%, the
ratio of maximum torque to full load torque is?
Question 13
For a specified input voltage and frequency, if the equivalent radius of the core of a transformer
is reduced by half, the factor by which the number of turns in the primary should change to
maintain the same no load current is, A three-winding transformer is connected to an AC voltage
source as shown in the figure. The number of turns are as follows : N 1= 100, N 2= 50. If the
magnetizing current is neglected, and the currents in two windings areI 2= 2 30 A andI3= 2
150 A, then what is the value of the currentI 1in Ampere?
Question 14
A 3-phase transformer rated for 33 kV/11 kV is connected in delta/star as shown in figure. The
current transformers (CTs) on low and high voltage sides have a ratio of 500 / 5. Find the
currents i 1and i 2, if the fault current is 300A as shown in figure. A balanced (positive sequence)
three-phase AC voltage source is connected to a balanced, start connected through a star-delta
transformer as shown in the figure. The line-to-line voltage rating is 230 V on the star side, and
115 V on the delta side. If the magnetizing current is neglected andIs= 100 0 A, then what is
the value ofIpin Ampere?
Question 15
A 4-pole, separately excited, wave wound DC machine with negligible armature resistance is
rated for 230 V and 5 kW at a speed of 1200 rpm. If the same armature coils are reconnected to
forms a lap winding, what is the rated voltage (in volt s) and power (in kW) respectively at 1200
rpm of the reconnected machine if the field circuit is left unchanged , The synchronous generator
shown in the figure is supplying active power to an infinite bus via two short, lossless
transmission lines, and is initially in steady state. The mechanical power input to the generator
and the voltage magnitude E are constant. If one line is tripped at time t 1by opening the circuit
breakers at the two ends (although there is no fault), then it is seen that the generator undergoes a
stable transient. Which one of the following waveforms of the rotor angle shows the transient
correctly?r
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