WorksheetsRobotics II - Fun Friday
Total questions: 69
Worksheet time: 1hrs 1mins
Which of the following diagrams most closely represents the grouping of connected sockets on the breadboard?
All sockets are separate.
Which leg goes to ground?
The shorter leg
The longer leg
What purpose does a programming environment have in a robotics system?
It is used to provide instructions for the robot to carry out.
It is used to transfer code from a computer to a robot brain.
Both of the above
None of the above
__________ are often used in robotics systems to display what state the robot brain and other components are in.
Resistors
Breadboards
Servomotors
Signal or Status Lights
Which of the following is a Digital Output?
A breadboard
A LED
A Touch Sensor
A 3.3V Battery
What do you need to keep in mind when working with this type of motor layout?
The motors require large tires to move.
The motors should not be plugged into adjacent ports.
The motors are mounted mirroring each other.
The motors each require their own power supply.
Sensors do not provide information to the robot concerning:
a. the robot's location.
b. the robot’s environment.
c. obstacles around the robot.
d. materials used to construct the robot
Digital sensors like the bumper switches and limit switches can be:
a. All answers are correct.
b. Open or closed.
c. On or off.
d. 1 or 0.
We want a robot to avoid obstacles. Which one of these functions must it perform first?
a. Sensing
b. Interpretation
c. Action
d. Turning
Which factor does NOT affect the speed of sound?
a. The medium the sound is traveling through.
b. The loudness of the sound.
c. The altitude.
d. The temperature of the air.
Mechanical switches provide a reliable method of determining the position of a robot. What is a reason to use an ultrasonic sensor in place of a switch?
a. To measure the distances to objects that are difficult to contact for measurement.
b. To measure contact with an object just as the robot touches it.
c. To keep an arm from operating past its mechanical limits.
d. To detect the rotational movement of a robot's arm.
Sensors provide ______ to a program via the controller.
a. program code
b. error messages
c. lights
d. feedback
Which of the following statements is true of the line-following sensor?
a. Returns an on/off value to indicate on/off the line.
b. Uses an LED and a photo detector to see the line.
c. Uses ambient light with a detector to see the line.
d. Is unaffected by the line color.
The Mars Rover needed to have autonomous driving functions because:
a. The operators of the robot could not see where they wanted it to go.
b. The distance to Mars was so great that real-time remote control was impossible.
c. The rover used sensors to identify its mission objectives and would drive to them by itself.
d. The rover's high-speed operation was impossible for a human operator to control.
When should a sensor be sampled?
a. After the robot turns on its motors.
b. Immediately before the program needs to make a decision.
c. Whenever the robot starts oscillating or overshooting.
d. Before installation and testing.
What is the difference between an open-loop system and a closed-loop system?
a. Open-loop systems provide feedback to the system’s program
b. Closed-loop systems include feedback to the system’s program
c. Open-loop systems do not conduct electricity.
d. Open loop is the first stage that happens before a closed-loop system.
A garage door opener utilizes a ________ to tell the controller when to cut power to the motor.
a. potentiometer
b. accelerometer
c. limit switch
d. line-follower
An autonomous robot is one that:
a. Has mechanisms to perform a variety of operations.
b. Is able to respond to joystick commands.
c. Uses its own intelligence or program to handle different situations.
d. Requires a human operator to carry out its tasks.
What is the worst-case scenario used to calculate maximum lifting capacity of an arm?
a. Arm lowered at a 15-degree angle below horizontal.
b. Arm raised at a 45-degree angle above horizontal.
c. Arm extended vertically.
d. Arm extended horizontally.
What is the equation for calculating torque?
a. T = force–distance
b. T = force+distance
c. T = force/distance
d. T = force*distance
A block moving forward or backward along a straight line demonstrates what type of motion?
a. Parallel
b. Orthogonal
c. Translational
d. Rotational
Identify
Raspberry Pi
Arduino Mega2560
Raspberry Pi Pico
Arduino Leonardo
Transistors act like tiny "____________."
Electron sources
Switches
Batteries
Bees?
transistor has 3 electrodes namely
PNP
NPN
Base/ Collector/ Emitter
Drain/ Gate/ Source
How many terminals are there in a transistor....?
1
2
3
4
Before transistors, these were used as amplifiers and switches, what are they?
Vacuum Tubes
Variable Bulbs
Gas Switches
Logic Tubes
What is this pin called with the arrow?
Emitter
Base
Collector
Transistor
What is this pin called with the arrow?
Emitter
Base
Collector
Transistor
What is this pin called with the arrow?
Emitter
Base
Collector
Transistor
What is this?
Vacuum Tube
Transistor
Circuit
Star Wars Character
What family is the transistor part of?
LED
Diode
Semiconductor
Resistor
What does LED stand for?
(a)
When does an LED emit light?
When the exit voltage is zero
When the power rating is greater than 1
When a current pass through it
When the inductance value is greater then the voltage
What is the purpose of using LED current limiting resistors?
To increase the voltage across the LED.
To decrease the brightness of the LED.
To prevent the LED from being destroyed.
To change the color of the LED.
What must be known to determine the value of a current limiting resistor for an LED?
The supply voltage (Vsupply), LED forward voltage (VLED), and LED forward current (ILED).
The manufacturer of the LED.
The size of the LED.
What is an object or type of material that allows the flow of electrons?
Voltage
Insulator
Conductor
Resistor
What is the slowing down of an electric current ?
Voltage
Amperage
Resistance
Electric Field
What is a path that starts and stops at the same place in which electrons flow?
Current
Resistance
Static
Circuit
What is the function of the smaller or "idle" gear?
Makes the output gear turn slower
Makes the output gear turn faster
Makes the larger gears turn in opposite directions.
Makes the larger gears turn in the same direction.
Which gear is the output?
A
B
Use the resistor code to determine the value of the resistor shown in this diagram.
Yellow, Purple, Red, Gold
4700 Ω ± 5%
472 Ω ± 5%
7400 Ω ± 5%
472 Ω ± 10%
Use the resistor code to determine the value of the resistor shown in this diagram.
Brown, Black, Yellow, Silver
104 Ω ± 10%
104 Ω ± 5%
100,000 Ω ± 10%
10,000 Ω ± 5%
Use the resistor code to determine the value of the resistor shown in this diagram.
Green, Blue, Brown, Silver
650 Ω ± 10%
560 Ω ± 5%
561 Ω ± 10%
560 Ω ± 10%
Use the resistor code to determine the value of the resistor shown in this diagram.
Blue, Gray, Brown, Gold
560 Ω ± 5%
680 Ω ± 5%
681 Ω ± 5%
68 Ω ± 5%
What colors would a 68 Ω ± 5% resistor have?
Blue, Grey, Black, Gold
Green, White, Black, Gold
Blue, Grey, Brown, Gold
Brown, Green, Black, Gold
What colors would a 82 KΩ ± 5% resistor have?
Grey, red, orange, gold
Grey, orange, yellow, gold
White, red, orange, gold
Grey, red, yellow, gold
What colors would a 390 KΩ ± 10% resistor have?
Orange, White, Brown, Silver
Orange, White, Yellow, Silver
Orange, Grey, Brown, Gold
Orange, Grey, Brown, Silver
Calculate the MINIMUM value of the resistor shown in this diagram.
Blue, Grey, Brown, Gold
714 Ω
680 Ω
646 Ω
664 Ω
Calculate the MAXIMUM value of the resistor shown in this diagram.
Green, Blue, Brown, Silver
560 Ω
504 Ω
660 Ω
616 Ω
Calculate the MINIMUM value of the resistor shown in this diagram.
Yellow, Purple, Red, Gold
4465 Ω
4700 Ω
4500 Ω
4472 Ω
I would write this down and go back and check some answers!!!!
This is so easy
Yup... Really Easy
Watch Out For Sharks
Is that an Alien!!!
