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A forward biased p-n semiconductor diode is called __________. (L.E.D, Photodiode, Photovoltaic cell, transistor

Asked by Narendra Kumar Sharma 18/02/2015 Last Modified 18/02/2015

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how can i see who had contacted me

In dashboard section, go to contacted . Hope it helps

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how can i register as a tutor ?

Go to Premium subscription with urbanpro.com, brings more than just a form. Additional features help you reach/contact parents/students easily, manage your profiles conveniently and manage responses being received efficiently.

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“The product of the uncertainties in momentum (Dp) and position)Dx) of particle at some instant is approximately fo the order of Plank’s constant h”. This is called __________. (Pauli’s Exclusion Principle, Heisenberg Uncertainity Principle, Photoelectric effect, Compton effect

Heisenberg Uncertainity Principle

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A boat can travel with a speed of 13 km/hr in still water. If the speed of the stream is 4 km/hr, find the time taken by the boat to go 68 km downstream. A. 2 hours B. 3 hours C. 4 hours D. 5 hours

Speed downstream = (13 + 4) km/hr = 17 km/hr. Time taken to travel 68 km downstream = 68 hrs = 4 hrs. 17

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What is Pseudo force? Give one example?

A fictitious force, also called a pseudo force, d'Alembert force or inertial force, is an apparent force that acts on all masses whose motion is described using a non-inertial frame of reference, such as a rotating reference frame.

Mriganka Ghosh

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