Unreal Engine Blueprints Blueprint Physics and Collision 2

Question 1

Which Blueprint node applies a rotational force to a physics-enabled object?

Accepted Answer

Add Torque in Radians

Answer

Apply Rotation Force

Answer

Set Angular Velocity

Answer

Rotate Physics Body

Question 2

Which Blueprint node retrieves the current linear velocity of a physics-simulated Primitive Component?

Accepted Answer

Get Linear Velocity

Answer

Get Actor Velocity

Answer

Get Physics Linear Velocity

Answer

Get Component Speed

Question 3

What does the 'On Component Hit' event provide that 'On Component Begin Overlap' does not?

Accepted Answer

Hit result data including impact normal and impulse

Answer

The surface material of the hit object

Answer

A list of all actors hit in a single frame

Answer

Whether the object was destroyed on impact

Question 4

Which collision preset allows a projectile to detect overlapping actors without physically blocking them?

Accepted Answer

OverlapAll

Answer

BlockAll

Answer

PhysicsActor

Answer

NoCollision

Question 5

What is the role of 'Linear Damping' in Unreal Engine physics?

Accepted Answer

Reduces an object's linear velocity over time to simulate drag

Answer

Reduces an object's angular rotation speed over time

Answer

Increases gravity applied to a physics body

Answer

Sets the maximum velocity a physics body can reach

Question 6

Which Blueprint node can detect all actors of a given object type within a sphere radius in the world?

Accepted Answer

Sphere Overlap Actors

Answer

Sphere Cast By Channel

Answer

Multi Sphere Trace For Objects

Answer

Get Actors In Radius

Question 7

In Blueprint physics, what does setting 'Mass Override' allow you to do?

Accepted Answer

Manually specify the mass of a physics body instead of deriving it from volume and density

Answer

Disable gravity on a specific actor

Answer

Change the friction coefficient of a surface

Answer

Set the maximum speed a physics body can travel