WorksheetsQuizizz-EMS Lab-Temp sensor,Stepper,DC
Total questions: 10
Worksheet time: 3mins
Name
Class
Date
1.
Which temperature sensor is commonly used with AVR for analog temperature measurement?
a)
LM35
b)
DHT11
c)
DS18B20
d)
BMP180
2.
The AVR ADC typically has how many bits of resolution?
a)
6-bit
b)
8-bit
c)
10-bit
d)
12-bit
3.
What is the output of LM35 per °C?
a)
10 mV
b)
5 mV
c)
1 mV
d)
100 mV
4.
Which register in AVR starts ADC conversion?
a)
ADMUX
b)
ADCL
c)
ADCH
d)
ADCSRA
5.
Which driver IC is commonly used to interface a DC motor with AVR?
a)
ULN2003
b)
L293D
c)
7805
d)
ADC0808
6.
To control DC motor speed using AVR, which technique is used?
a)
Interrupts
b)
ADC
c)
PWM
d)
UART
7.
What does an H-bridge allow the motor to do?
a)
Perform ADC conversion
b)
Decrease current
c)
Increase speed
d)
Rotate in both directions
8.
A standard bipolar stepper motor has how many wires?
a)
4
b)
3
c)
2
d)
6
9.
Which IC is commonly used for driving stepper motors?
a)
L293D
b)
7805
c)
MAX232
d)
ULN2003
10.
A typical stepper motor rotates in small increments called:
a)
Cycles
b)
Phases
c)
Steps
d)
Intervals
100 %
