Explain zener diode and its applications, ZENER DIODE: It is a two termi...

ZENER DIODE: It is a two terminal semiconductor junction device with a very sharp voltage breakdown at reverse bias applied. The device is utilized to give a voltage reference.

Describe nor and nand gates, Describe NOR and NAND gates. Provide their tr...

Describe NOR and NAND gates. Provide their truth tables. Discuss the nature of a p-n junction. How does a potential barrier develop at the junction.

Forces and nature,

Which material has the highest melting point, Which of the following materi...

Which of the following material has the highest melting point (A) Copper. (B) Aluminium. (C) Tungsten. (D) Gold. Ans: Tungsten has the highest melting point.

Rotational equilibrium, A light horizontal bar has a length of 3m. If a 102...

A light horizontal bar has a length of 3m. If a 102-kg mass is placed 80 cm away from the left end of the bar and a 109-kg mass is placed 2.15 m from the left end, where must it be

Light and sound, Does a piece of glass reflect more light than a piece of p...

Does a piece of glass reflect more light than a piece of paper?

Explain how a p-n junction functions as a rectifier, Explain physically how...

Explain physically how a p-n junction functions as a rectifier. Ans: When a P-N junction diode is forward-biased and applied voltage is increased from zero, hardly any current

Determine the reluctance of the mild steel- electric flux, A mild steel rin...

A mild steel ring has a radius of 50mm and a cross-sectional area of 400mm 2 . A current of 0.5 A flows in a coil wound uniformly around the ring and the flux formed is 0.1mWb

Antireflection films and interference filters, Q. What are antireflection f...

Q. What are antireflection films and interference filters?   Ans.   Anti reflecting Films: When a beam of light travels normally from a medium of refractive index µ2 to a me

Current electricity, if electrons are moving from east to west in a conduct...

if electrons are moving from east to west in a conductor is there a flow of current?