Podcast
Questions and Answers
What are parallel forces?
What are parallel forces?
- Forces that act on the same object
- Forces that are parallel to each other and have the same direction (correct)
- Forces that are in opposite directions
- Forces that act perpendicular to each other
In what direction are unlike parallel forces acting?
In what direction are unlike parallel forces acting?
- In the same direction
- Opposite to each other (correct)
- Perpendicular to each other
- Parallel to each other
Why do many people push a bus in the same direction to start it?
Why do many people push a bus in the same direction to start it?
- To create unlike parallel forces
- Due to the perpendicular forces applied
- Because the forces applied are parallel and in the same direction (correct)
- To create tension in the bus
What is the main cause of the bag's weight in figure 4.3?
What is the main cause of the bag's weight in figure 4.3?
What type of forces are weight and tension in the context of figure 4.4(a)?
What type of forces are weight and tension in the context of figure 4.4(a)?
What are forces called when they are parallel to each other and have the same direction?
What are forces called when they are parallel to each other and have the same direction?
What is the term for a single force that has the same effect as the combined effect of all the forces it replaces?
What is the term for a single force that has the same effect as the combined effect of all the forces it replaces?
What type of forces are F and Fâ‚‚?
What type of forces are F and Fâ‚‚?
What is a body composed of a large number of particles called?
What is a body composed of a large number of particles called?
What is the line about which a rigid body rotates called?
What is the line about which a rigid body rotates called?
Which term refers to the turning effect of a force?
Which term refers to the turning effect of a force?
Why is the handle of a door fixed near the longer edge of the door?
Why is the handle of a door fixed near the longer edge of the door?
What factors does torque or moment of a force depend on?
What factors does torque or moment of a force depend on?
In which scenario would a mechanic use a spanner with a longer arm?
In which scenario would a mechanic use a spanner with a longer arm?
