why length of antenna is taken as one half of wavelength or one fourth of wavelength? Why not one eighth or one sixteenth?

1019

---

What is the frequency range of satellite communication?

1112

---

What is difference between a multiplexer and encoder? Also what is the between demultiplexer and decoder?

1056

---

What is the difference between latches and flip flop?

1119

---

What is the use of excitation table in digital electronics?

1039

---

How will you determine what frequency the device has without using oscilloscope?

1089

---

How to convert a jk flip flop into sr flip flop and vice versa, a sr flip flop into d or t flip flop and vice versa?

1074

---

Explain why regeneration is not possible in semiconductor

993

---

what is the effect of increase resistance on reluctance?

1064

---

Tell me how many mosfet switches are there in dynamic ram?

1066

---

Explain why we are using the bridge rectifier in most of the circuits instead of full wave rectifier even though the output of both are same?

1029

---

What is negative frequency?

1035

---

What is the difference between leds and pn junction diode?

1045

---

Tell me why the feeding frequency to a microprocessor is twice the operating frequency?

1072

---

Why fet is known as voltage control device?

1141

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