Ask Question, Ask an Expert


Ask Mechanical Engineering Expert

problem 1)(i) prepare down the merits and demerits of nuclear power plant.

(ii) State self and mutually induced emfs?

(iii) Draw and describe phasor diagram for the R-L series circuit.

(iv) Describe hysteresis loss.

(v) What do you mean by constant current source and sketch characteristics of an ideal current source.

(vi) A resistor of 100W is connected in series with a 56mF capacitor to a supply at 230 V, 50 Hz. Determine the impedance, the current, the phase angle, the pf and the voltage across the resistor and the capacitor.

(vii) What do you understand by form factor and peak factor ?

problem 2) Determine the impedance, current and the power factor of the following series circuits and sketch the corresponding phasor diagram.

(i) R and L

(ii) R and C

In each case the applied voltage is 200 volt, the frequency is 50 Hz, R = 10 ohm, L = 50 mH; C =100? F.

problem 3)(a) What are the different precautions to be observed for obtaining longer life and batter efficiency of lead acid battery?

(b) State flux, mmf, reluctance and permeability in magnetic circuits.

problem 4) Compare electric and magnetic circuits. What do you understand by power factor ? What is its significance?

problem 5) Describe hydro power plant with the help of schematic diagram.

Mechanical Engineering, Engineering

  • Category:- Mechanical Engineering
  • Reference No.:- M98223

Have any Question? 

Related Questions in Mechanical Engineering

Application lambda2 monopole a half-wavelength monopole

Application: λ/2 monopole. A half-wavelength monopole antenna is used for FM transmission at 100 MHz. The antenna is placed vertically above a conducting surface. Find: (a) The antenna length. (b) The radiation resistanc ...

Standard rectilinear displacement sensors such as the lvdt

Standard rectilinear displacement sensors such as the LVDT and the potentiometer are used to measure displacements up to 25 cm; within this limit, accuracies as high as ± 0.2% can be obtained. For measuring large displac ...

The electrical isolation of a device or circuit from

The electrical isolation of a device (or circuit) from another device (or circuit) is very useful in the mechatronic practice. An isolation amplifier may be used to achieve this. It provides a transmission link, which is ...

A define the following termsbull sensorbull transducerbull

(a) Define the following terms: • Sensor • Transducer • Actuator • Controller • Control system • Operating bandwidth of a control system • Control bandwidth • Nyquist frequency (b) Choose three practical dynamic systems ...

Application single stub matching a transmission line is

Application: Single stub matching. A transmission line is loaded as in Figure 15.34. If the wavelength on the line equals 5 m, find a shorted parallel stub (location and length of stub) placed to the left of points A-A t ...

Joint angles and angular speeds are the two basic

Joint angles and angular speeds are the two basic measurements used in the direct (low-level) control of robotic manipulators. One type of robot arm uses resolvers to measure angles and differentiate these signals (digit ...

Fields in shorted waveguide a parallel plate waveguide

Fields in shorted waveguide. A parallel plate waveguide operates in a TM mode and has the following electric and magnetic fields: where Ac is the cutoff wavelength and λ g is the guide wavelength. The wave propagates in ...

You are all interested in something explore the literature

You are all interested in something. Explore the literature (magazines, books, web sites, etc) for your interest area and find an example of the use of graphical statistics. I suggest a Google search using the Images opt ...

Pressure resistance flow and velocity- flow rate q is

Pressure, Resistance, Flow and Velocity - Flow rate (Q) is directly proportional to the pressure gradient (?P) and inversely proportional to the resistance: Q = ?P/R - Resistance is inversely proportional to the 4thpower ...

Calculate the maximum steady-state torque that the steam

Calculate the maximum steady-state torque that the steam turbine generator can deliver to an infinite bus with the excitation adjusted to produce rated open-circuit terminal voltage. Sketch the torque versus rotor angle ...

  • 4,153,160 Questions Asked
  • 13,132 Experts
  • 2,558,936 Questions Answered

Ask Experts for help!!

Looking for Assignment Help?

Start excelling in your Courses, Get help with Assignment

Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.

Ask Now Help with Problems, Get a Best Answer

A cola-dispensing machine is set to dispense 9 ounces of

A cola-dispensing machine is set to dispense 9 ounces of cola per cup, with a standard deviation of 1.0 ounce. The manuf

What is marketingbullwhat is marketing think back to your

What is Marketing? • "What is marketing"? Think back to your impressions before you started this class versus how you

Question -your client david smith runs a small it

QUESTION - Your client, David Smith runs a small IT consulting business specialising in computer software and techno

Inspection of a random sample of 22 aircraft showed that 15

Inspection of a random sample of 22 aircraft showed that 15 needed repairs to fix a wiring problem that might compromise

Effective hrmquestionhow can an effective hrm system help

Effective HRM Question How can an effective HRM system help facilitate the achievement of an organization's strate