Why bjt is known as current controlled device and fet is known as voltage controlled device?

571

What is colour of flame if the of Halide Torch detects a refrigerant leakage?

1897

In connections of mcb, is it necessary that the incoming side supply should be connected at top side of mcb. Whether this has any effect in tripping of mcb in case of fault?

572

What is RX lev sub & Rx lev full

2774

What is DRX? Why do we need it?

1459

explain the output of the lexical analyser is

2730

As a water tank loses heat, the temperature drops by 2 K/min when a heater is on, the system gains temperature at 4 K/min. A two-position controller has a 0.5 min control lag and a neutral zone of ± 4% of the setpoint about a setpoint of 323 K. Plot the heater temperature versus time. Find the oscillation period

1786

What is meant by step-up and step-down chopper?

576

what is the significance of transistor number (exam. BC557,CIL188 etc) ?

1970

State assumptions made for analyzing ideal op-amp.

623

why the backwheel of tractor is bigger than frontwheel?

1565

im ranjith having 63%in my b tech with 25 backlogs,cleard all .. im having 1100 in gre and 90 in my toefl can i get visa? im planning spring 2011 pls help me i applied for i20 im applying 4 universities pls help me can i get visa? shall i prefer canada if i could not get visa?

1647

what were the challenges you faced during the project technically and how did you cope up with that?

1421

What are edge triggered flip flop and level triggered flip flop?

558

what is an adder or summing amplifier?

604