WorksheetsTransistor
Total questions: 14
Worksheet time: 22mins
What are the 3 legs of a transistor called?
Base, Electrode, Commiter
Bridge, Collector, Extruder
Base, Collector, Emitter
Brake, Collection, Emit
In a Transistor ………………..
IE = IC + IB
IC = IE + IB
IE = IC – IB
IB = IC + IE
In which circuit does the bulb light up?
What are the names of the terminals X, Y and Z?
X = Base, Y = Collector, Z = Emitter
X = Emitter, Y = Base, Z = Collector
X = Collector, Y = Base, Z = Emitter
X = Collector, Y = Emitter, Z = Base
One function of the transistor is to_____________?
rectify
amplify
limit
control
Diagram shows an automatic switch circuit to light up a bulb during the day time. What changes should be done to light up the bulb at night?
Rajah menunjukkan litar suis automatik untuk menyalakan lampu semasa hari siang. Apakah perubahan yang perlu dilakukan untuk menyala mentol pada waktu malam?
Interchange R1 and R3
Tukar R1 dan R3
Reverse the terminal of the battery
Terbalikkan terminal bateri
Replace the npn transistor with a pnp transistor
Gantikan transistor npn dengan transistor pnp
Interchange R1 and the LDR
Terbalikkan R1 dan LDR
Diagram shows a transistor circuit with a thermistor and a light bulb.
What happens to the resistance of the thermistor and the light bulb when the temperature of the surrounding is at room temperature?
Rajah menunjukkan suatu litar transistor dengan sebuah termistor dan mentol.
Apakah yang berlaku kepada rintangan termistor dan mentol itu apabila suhu sekeliling adalah pada suhu bilik?
Resistance of thermistor low and lights up
Rintangan termistor rendah dan menyala
Resistance of thermistor low and lights up
Rintangan termistor rendah dan tidak menyala
Resistance of thermistor low and lights up
Rintangan termistor tinggi dan menyala
Resistance of thermistor low and lights up
Rintangan termistor tinggi dan tidak menyala
What is the type of the transistor shown?
PNP
NPN
BJT
Diagram shows the electric circuit which switches on the bulb automatically during the day. The circuit needs to be modified so that it will function as a fire alarm. Which of the following are the symbols for the components which need to be connected at P and Q?
Rajah menunjukkan litar elektrik yang akan menghidupkan mentol secara automatik ketika waktu siang. Litar tersebut perlu diubahsuai supaya boleh berfungsi sebagai penggera kebakaran. Simbol komponen yang manakah perlu disambungkan pada P dan Q
A
B
C
D
“Resistance changes with the intensity of light.” According to the statement, which electrical component is it referring to?
“Nilai rintangannya berubah dengan keamatan cahaya.” Menurut pernyataan berikut, komponen elektrik yang manakah sedang dirujukkan?
Capacitor
Kapasitor
Thermistor
Termistor
Light dependent transistor
Transistor peka cahaya
Light dependent resistor
Perintang peka cahaya
A
B
C
D
A
B
C
D
A
B
C
D
Diagram shows an automatic circuit using transistor. The resistance of thermistor decrease as the surronding temperature rises. The bell will ring when the potential difference across the resistor R is 4V. What is resistance of the thermistor?
Rintangan termistor berkurang jika suhu persekitaran bertambah. Loceng akan berbunyi apabila beza keupayaan merentasi R adalah 4V. Berapakah nilai rintangan resistor?
4 kΩ
5 kΩ
10 kΩ
16 kΩ
