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7
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7.5k
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A single phase semiconverter is operated from 120V 50HZ ac. supply. The load resistance is 10 ohm. If the average output voltage is 25% of the maximum possible average output voltage.
power electronics updated 2.5 years ago by binitamayekar ★ 6.6k
4
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4.1k
views
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A catchment has five rain gauge stations. In a year, the annual rainfalls recorded by the gauges are 78.8 cm, 90.2 cm 98.6 cm, 102.4 cm and 70.4 cm.
water resources engineering updated 4.9 years ago by teamques10 ★ 68k
8
votes
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7.1k
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Find the displacement thickness, the momentum thickness and energy thickness for the velocity distribution in boundary layer given by, $\frac{\mu}{U}=2(\frac{y}{\delta})- (\frac{y}{\delta})^2.$
fluid mechanics updated 2.7 years ago by sagarkolekar ★ 11k
6
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5.2k
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An optical fiber has a numerical aperture of 0.20 and a cladding refractive index of 1.59.
need-tagging updated 7.9 years ago by sanketshingote • 100
3
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3.7k
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Two point charge of equal mass m, charge Q are suspended at a common point by two threads of negligible mass and length l.
electromagnetic field and wave theory updated 3.0 years ago by sagarkolekar ★ 11k
8
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5.5k
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Design a wide band reject filter having fh=400Hz and FL=2kHz with a pass band gain of 2, also draw the frequency response of it.
linear integrated circuits updated 2.7 years ago by sagarkolekar ★ 11k
3
votes
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15k
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The first four moments of distribution about the value 4 are -1.5, 17, -30 and 108. Obtain the first four central moments, mean, standard deviation and coefficient of skewness and kurtosis.
engineering mathematics updated 2.7 years ago by binitamayekar ★ 6.6k
2
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0
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1.2k
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0
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How to find out the mode of operation and write the ALP for the question?
microprocessors and applications updated 7.5 years ago by d989262 • 20
2
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1.1k
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Explain production process of multimedia applications, with an example.
need-tagging updated 7.1 years ago by kaustubh6697 • 20
2
votes
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answers
1.3k
views
0
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Explain memory management system calls in UNIX?
operating systems updated 2.7 years ago by pedsangini276 • 4.8k
3
votes
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2.8k
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Design an exit taxiway connecting runway and parallel taxiway for total angle of turning as $35^0$ . Turning speed is 80kmph, take coefficient of friction as 0.12. Assume any other data if required
transportation engineering updated 2.4 years ago by sagarkolekar ★ 11k
2
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answers
2.3k
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A regenerative air refrigeration system for an aeroplane is designed to take a load of 25 TR. The temperature and pressure Conditions for atmosphere are 5$^{\circ}$C and 0.85 bar.
refrigeration and air conditioning updated 2.7 years ago by sagarkolekar ★ 11k
2
votes
0
answers
3.6k
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0
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The line current in amperes in phases a,b,c resp.are (500+j150),(100-j600),(-300-j600).Determine the symmetrical components of current.
power system analysis updated 2.7 years ago by sagarkolekar ★ 11k
2
votes
0
answers
1.5k
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0
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Obtain an expression for magnetic vector potential in the region surrounding an infinitely long straight filamentary current 'I'.
electromagnetic field and wave theory updated 3.0 years ago by sagarkolekar ★ 11k
3
votes
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2.4k
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The vector current density is given as $\overline{J}=\frac{4}{r^{2}}\cos\theta\hat{a_{r}}+20e^{-2r}\sin\theta\hat{a_{\theta}}-r\sin\theta\cos\phi\hat{a_{\theta}}\space A/m^{2}$
electromagnetic field and wave theory updated 2.8 years ago by mahmud.sazzad2906 • 10
1
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2.0k
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Draw the shear force diagram and bending moment diagram for the beam loaded as shown in fig.
strength of materials updated 3.0 years ago by sagarkolekar ★ 11k
1
vote
0
answers
3.3k
views
0
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With a neat diagram explain working principle of a vibrometer.
mechanical vibrations updated 2.7 years ago by sagarkolekar ★ 11k
1
vote
0
answers
2.4k
views
0
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Sketch the encoder and syndrome calculator for the generator polynomial $g(x)=1+x^2+x^3$ and obtain the syndrome for the received codeword 1001011.
digital communication updated 3.0 years ago by sagarkolekar ★ 11k
1
vote
0
answers
1.5k
views
0
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Determine the symmetrical component of currents in a 3 phase system, the original phasor of which are Ia = 12+j6,Ib =12-j12, Ic =15+j10
power system analysis updated 2.6 years ago by sagarkolekar ★ 11k
2
votes
0
answers
1.9k
views
0
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List down the phases in mechanical system design procedure OR Explain machine design methodology? OR Draw flow chart for design methodology and explain with example.
design of mechanical systems updated 2.7 years ago by sagarkolekar ★ 11k
1
vote
0
answers
1.0k
views
0
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What are the factor considered for the selection of material handling equipments?
design of mechanical systems updated 2.7 years ago by sagarkolekar ★ 11k
1
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0
answers
2.5k
views
0
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How to select the types of blade for centrifugal pump. Number of blades depends on which parameters.
design of mechanical systems updated 2.8 years ago by sagarkolekar ★ 11k
1
vote
0
answers
5.1k
views
0
answers
Design Full Subtractor using PLA.
digital system design updated 3.0 years ago by teamques10 ★ 68k
1
vote
0
answers
2.6k
views
0
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A single phase semi converter is operated from 230V, 50Hz ac supply. The load resistance is 20ohm. The average output voltage is 30% of the max. Possible average output voltage. Determine
power electronics updated 2.6 years ago by RakeshBhuse • 3.2k
2
votes
0
answers
2.9k
views
0
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Given that $D=\frac{5r^{2}}{4}\hat{a_{r}}$ $c/m^{2}$ in spherical coordinates, evaluate both sides of the divergence theorem for the volume enclosed by r=4 m and $\theta=\frac{\pi}{4}$ radian.
electromagnetic field and wave theory updated 3.0 years ago by sagarkolekar ★ 11k
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