Mechanics
Quiz
- It is the influence tending to change the motion of a body or produce stress in a stationary body?
- Force
- Stress
- Both
- This ratio is called the gravitational field strength?
- Weight/mass
- Force/mass
- Weight/force
- One of them is an examples of action-at-a-distance forces?
- Electric forces
- Normal forces
- Frictional forces
- Vertical component of force is represented by?
- F cos θ
- F cosine θ
- F sin θ
- The pull of gravity on a mass is called?
- Lift
- Weight
- Tension
- 1 newton is equal to?
- 1 kilogram of force
- 1 joule per second
- 1 kilogram meter per second per second
- A force 10 n is placed 2 meters from a pivot point, what is the moment?
- 80nm
- 20nm
- 5nm
- The effect of force acting on a stationary body or structure is called?
- Strain
- Stress
- Power
- The force between the ends of a spring which has been stretched will be known as?
- Tension force
- Friction force
- Magnetic force
- A force changes the motion of an object by changing its?
- Magnitude or direction
- Speed or stress
- Speed or direction