Question
What are the three main components of a bipolar junction
transistor (BJT)?Solution
A bipolar junction transistor is a three-terminal semiconductor device that consists of two p-n junctions which are able to amplify or magnify a signal. It is a current controlled device. The three terminals of the BJT are the base, the collector, and the emitter.
A person sees a train passing over 4 km long bridge. The length of the train is half that of bridge if the train clears the bridge in 8 mins. What is th...
A train can cross a pole, a bridge of 600 meter long and platform of 400 meter long in 13 seconds, _____ seconds and 29 seconds, respectively.
...
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A motor car travels a distance of 180 km at the speed of 20 kmph. If it covers the next 100 km of its journey at the speed of 20 kmph and last 40 km of ...
A train travelling with a speed of 54 km/h can cross a pole in 6 seconds. Find the time taken by the train to cross a 210 metres long platform if the sp...
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