WorksheetsLevel 1 Final Quiz
Total questions: 30
Worksheet time: 15mins
Negative terminal of LED is known as
Cathode
Anode
X-node
B-node
How many terminals does a Slide Switch have
2
3
5
4
Which of the following is good conductor of electricity
Wood
Plastic
Iron
Rubber
Which term is used to measure speed of the motor?
RRM
RMP
RPM
MRP
In case of parallel connection
Voltage and Current remains the same
Voltage gets divided but current remains the same
Voltage remains same but Current gets divided
Voltage and Current gets divided
What is the unit of resistance?
Volt
Joules
Ohm
Hz
What will you use to protect the electronic components from damage?
LDR
Switch
Inverter
Fuse
Which of the following component will not convert electrical energy into some other energy?
DC Motor
Battery
Buzzer
LED
How much voltage we get in our home?
110V AC
230V AC
230V DC
5V DC
AC stands for _________
Alternating circuit
Alternating Current
Avoid Current
Addition Current
Which of the following device is output and Bi-directional?
LED
DC Motor
Buzzer
3v Battery
Complete the truth table for AND logic gate:
1 , 0 , 0 , 0
0 , 1 , 1 , 1
0 , 0 , 0 , 1
1 , 0 , 0 , 1
Which of the following is a type of variable resistor?
LED
Trim-pot
Motor
Buzzer
Which of the following statement is false?
Buzzer is bidirectional
0 and 1 are binary numbers
DC stands for Direct current
None of the above
Which of the following component is unidirectional?
Resistor
LED
LDR
Tact-switch
If one of the wires of the circuit is not connected to any part in the circuit then such circuit is called?
Series circuit
Short circuit
Open circuit
Close circuit
Which of the following component will not consume any voltage and current
Switch
LED
Buzzer
DC Motor
When current travel in same direction, they will get ______?
Added
Subtracted
Divided
Multiplied
Which logic gate will give the output as '1' when only one input is '0'?
NOT
NAND
AND
OR
Which of the following device is output and Bi-directional device?
LED
DC Motor
Buzzer
3V Battery
Which of the following statement is true?
Tact switch has polarities
LED is bidirectional device
Resistor has no polarities
All of the above
NOT logic gate is also called as
Multiplier
Inverse Multiplier
Adder
Inverter
What will happen to all the output devices?
A. Before pressing the switch
B. After pressing the switch
A. Green LED glows
B. Green LED glows
A. Green LED glows
B. Red LED glows
A. Green LED glows
B. Green and Red LEDs glows
A. Both LEDs are OFF
B. Both LEDs are ON
What is the full form of LDR
Light Dependent Resistor
Low Density Resistor
Long Distance Receiver
Light Detection Relay
What happens to the resistance of an LDR when more light falls on it?
Resistance increases
Resistance decreases
Resistance stays the same
Resistance become zero
Which of the following is Buzzer Symbol
Which of the following switch gives Momentary Control?
Tact switch
Slide switch
Regulator
None of the above
What happens when a LED gets power?
It converts electrical energy into light energy
It converts electrical energy into sound energy
It converts electrical energy into mechanical energy
It doesn't convert into any form of energy
What will happen in the following circuit?
A. Before pressing the switch
B. After pressing the switch
A. Motor will start rotating in Clockwise direction
B. A short circuit will occur
A. Motor will start rotating in Clockwise direction
B. Motor will start rotating in Anti-clockwise direction
A. Motor will start rotating in Clockwise direction
B. Motor will start rotating in Clockwise direction
A. Motor will be OFF
B. A short circuit will occur
Which output device produce monotonous sound?
Buzzer
LED
DC Motor
None of the above
