Electric Circuits

find the force on a vertical triangular plate of height h and base as shown in figure due to fluid filled in it?

Electric Circuits

How we can explain energy stored in capacitor.

Electric Circuits

the copper track on a printed circuit board is made from copper foil 35um thick. the width of the track is 0.16cm and the resistivity of copper is 1.69x10^-8ohms. what is the resistance of 1cm of track?

Electric Circuits

A sample of Si has electron and hole mobilities of 0.13 and 0.05 m /V-s 2 respectively at

300 K. It is doped with P and Al with doping densities of 21 3 1.510 / m and

21 3 2.510 / m respectively. The conductivity of the doped Si sample at 300 K is

300 K. It is doped with P and Al with doping densities of 21 3 1.510 / m and

21 3 2.510 / m respectively. The conductivity of the doped Si sample at 300 K is

Electric Circuits

An LED operates at 1.5 V and 5 mA in forward bias. Assuming an 80% external

efficiency of the LED, how many photons are emitted per second?

efficiency of the LED, how many photons are emitted per second?

Electric Circuits

A signal of frequency 10k Hz is being digitalized by an A/D converter. A possible

sampling time which can be used is

sampling time which can be used is

Electric Circuits

A series circuit with a resistor of 100 Ω

capacitor of 25 μF and inductance of

0.15 H is connected across 220-V, 60-Hz

supply. Calculate (i) current (ii) power

and (iii) power factor in the circuit.

capacitor of 25 μF and inductance of

0.15 H is connected across 220-V, 60-Hz

supply. Calculate (i) current (ii) power

and (iii) power factor in the circuit.

Electric Circuits

Calculate the amount of charge represented by six million protonsCalculate the amount of charge represented by six million protons

Electric Circuits

How much charge is represented by 4,600 electrons?

Electric Circuits

explain cohesive and adhesive force.