19.9.10

Electronics Trivia 2

 Strongest dielectric material

  • Glass

Comparator with hysteresis

  • Schmitt trigger

Serves as cathode of dry cell

  • Zinc container

Electrode of Alkaline cell

  • Potassium hydroxide

Cell commonly use on emergency system

  • Silver Zinc

When making a binary counter, a preferred flip-flop is

  • D-Type

Bouncing of electron from one atom to another

  • Drift current

Most dangerous short circuit

  • Dead short circuit

What is “computer on a chip”?

  • Transputer

Any charge given to the battery after taking of the vehicle

  • Bench charge

Which of the following has body centered cubic crystalline structure?

  • Chromium

Which of the following has hexagonal close pack crystalline structure?

  • Zinc

The _____ is the volume of atom divided by the cell volume

  • Packing ratio

The packing ratio of a face centered cube crystalline structure is

  • 0.74

The elements of transformer

  • Core, Primary winding, and Secondary winding

The core is laminated to

  • To minimize the eddy current loss

Solid grounding is use for voltage below

  • 66O V

Resistance grounding is use for voltage

  • 3.3 kV – 11 kV

The gain of buffer amplifier is

  • Unity

Set-up Transformer increases

  • Voltage

The antiparticle of antineutron is

  • Neutron

Voltage drop for selenium conductor is

  • 1 V

A Dc to Dc Converter with unregulated input and regulator output

  • Switch Mode Power  Supply

Universal Motor has

  • High output kw/kg ratio

Universal Motor is one that is

  • can be operate either ac or dc

Heaviside bridge

  • measure mutual inductance

Separation of chip

  • 2-3 µm

Transformer operates on 20 kHz to 20 MHz

  • Carrier Frequency Transformer

Range of CMMR

  • 100 to 10,000 / 40-80 dB

The particle that can’t use for magnet

  • Carbon

It can vary AC but not DC

  • Frequency

A structure formed by atom covalent bond together

  • Crystal

Controller in vacuum tubes

  • Control Grid

Bypass capacitor used in high frequency circuit

  • Ceramic

The ___ has low output when both input are   low

  • OR gate

What is the turn-on voltage of LED?

  • 1.6 V

Air works as well as dielectric mainly because

  • has low loss

The ___ apply to a network with more than one source emf

  • Superposition Theorem

The characteristic of mica capacitor is

  • small size

What process is used in cold welding?

  • Pressure

The first name of transistor

  • Point

No comments:

Post a Comment