Experiment and explain finding resultant force of several forces on the same plane acting on objects.
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Q 1/20
Score 0
What is the primary function of a wedge?
30
To change the direction of force
To convert vertical force into sideways motion
To reduce friction
To amplify rotational force
Q 2/20
Score 0
Which simple machine is best described as an inclined plane wrapped around a cylinder?
30
Screw
Wheel and Axle
Pulley
Lever
20 questions
Q.
What is the primary function of a wedge?
1
30 sec
SC8.FM.1
Q.
Which simple machine is best described as an inclined plane wrapped around a cylinder?
2
30 sec
Q.
In the context of simple machines, what does "MA" stand for?
3
30 sec
Q.
What is the main function of a fixed pulley?
4
30 sec
Q.
When a simple machine increases mechanical advantage, what is the typical trade-off?
5
30 sec
Q.
A ramp is 10 metres long and rises 2 metres high. What is the mechanical advantage of this inclined plane?
6
30 sec
Q.
A wheel has a radius of 30 cm, and its axle has a radius of 6 cm. What is the mechanical advantage of this wheel and axle system?
7
30 sec
Q.
Which of the following real-world examples best illustrates the use of a wheel and axle?
8
30 sec
Q.
A pulley system has 4 supporting ropes. What is its mechanical advantage?
9
30 sec
Q.
Which of these scenarios best demonstrates the use of a screw as a simple machine?
10
30 sec
Q.
A compound machine consists of a lever with an MA of 2 and a pulley with an MA of 3. What is the total mechanical advantage of this compound machine?
11
30 sec
Q.
A screw has a radius of 0.5 cm and a pitch of 0.2 cm. What is its approximate mechanical advantage (using the formula MA = 2Ï€r/pitch)?
12
30 sec
Q.
How does a higher mechanical advantage (MA) affect the force needed to do work?
13
30 sec
Q.
How does a higher mechanical advantage typically affect the distance over which a force is applied?
14
30 sec
Q.
What is a key trade-off to consider when designing a ramp to move a heavy object?
15
30 sec
Q.
Why are simple machines important components of compound machines?
16
30 sec
Q.
According to the "Guild of Simple Machines" narrative, what is the primary mission of the guild?
17
30 sec
Q.
In what way are pulleys and wheels and axles similar in their use?
18
30 sec
Q.
Which of the following is a common misconception about simple machines?
19
30 sec
Q.
A machine uses an inclined plane with an MA of 3, followed by a pulley system with an MA of 4. Then it has a wheel and axle with an MA of 1. What is the total mechanical advantage of this machine?
