LIST I SCR Rating | LIST II Protective element | ||
A. | di/dt limit | I. | Snubber |
B. | dv/dt limit | II. | Heat Sink |
C. | i2t limit | III. | Series Reactor |
D. | Junction Temperature Limit | IV. | Fuse |
LIST I 1-\(\varnothing\) rectifier topology feeding resistive load | LIST II Output Voltage | ||
A. | Controlled half wave | I. | \(\frac{2V peak}{\pi} cos\ a\) |
B. | Semi-controlled | II. | \(\frac{V peak}{\pi}\) |
C. | Controlled full wave | III. | \(\frac{V peak}{\pi} (1+cos\ a)\) |
D. | Uncontrolled-half wave | IV. | \(\frac{V peak}{2\pi}(1+ cos\ a)\) |
Calculate the Reynold’s number for a liquid of density 1 g/cm3, viscosity 8 x 10-4 Pa.s flowing at 0.5 m/s through a pipe of diameter 4 cm?
Which of the following statement is true for aqueous solution of 0.1 M urea, 0.2 M glucose nad 0.3 M sucrose
The molar conductivities at infinite dilution for Na2SO4,K2S04,KCl, HCl and HCOONa at 300K are 260, 308, 150, 426, and 105 S cm2 mol-1, respectively. What will be A+m for formic acid in the same unit?
Electrophilic halogenation of phenol does not require catalyst because