S&C Electronics L12

What type of discrete components make up a delay circuit?

• transistors, resistors, capacitors

• transistors, capacitors, switches

• resistors, capacitors, switches

• resistors, capacitors, flux device

Computer programs that design circuits are good because you can test and modify circuits ...

(a)  

Time taken to charge a capacitor is calculated with t=CP.

• True

• False

Capacitance is measured in farads.

• True

• False

Charging a capacitor is ...

• Linear

• Quadratic

• Exponential

• Compounded

The voltage at which capacitors switch on or switch off is ...

• 0.5V

• 0.7V

• 0.9V

• 3V

An Integrated circuit (IC) is a semiconductor made using which material?

• Tungsten

• Polyamide

• Silicon

• Aluminium

Which is not an advantage of an Integrated circuit over a circuit made from discrete components?

• reliable

• large

• cheap

• needs less power to operate

A common type of integrated circuit is know as a _____ timer.

• 555

• 666

• 777

• 888

An Integrated circuit that creates a flashing sequence, rather than just turning on then off, is called what?

• monostable

• monostable oscillator

• astable

• astable oscillator