Lesson 2.2.1
2.2.1 Scalars, vectors and resolving and adding vectors Quiz: Pearson Edexcel Physics, Unit 2
20 questions
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Lesson 2.2.1, Scalars, vectors and resolving and adding vectors: 20 multiple choice questions for the Pearson Edexcel Physics (9PH0), Unit 2: Mechanics, written with Revision Ninja.
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The 20 questions
-
Which of these is a vector quantity?
- Velocity
- Speed
- Distance
- Mass
-
Which of these is a scalar quantity?
- Momentum
- Energy
- Force
- Displacement
-
A force of 10 N acts at 30 degrees above the horizontal. What is its horizontal component?
- 2.5 N
- 8.7 N
- 5.0 N
- 11.5 N
-
The same 10 N force acts at 30 degrees above the horizontal. What is its vertical component?
- 10 N
- 2.5 N
- 5.0 N
- 8.7 N
-
Two forces of 5 N and 12 N act at right angles to each other. What is the magnitude of the resultant?
- 13 N
- 60 N
- 17 N
- 7 N
-
Forces of 3 N and 4 N act perpendicularly. What angle does the resultant make with the 4 N force?
- 30°
- 45°
- 37°
- 53°
-
Into what relative direction are vector components usually resolved?
- Antiparallel
- Perpendicular
- Oblique
- Parallel
-
Two coplanar forces of 6 N and 8 N act at right angles. What is the resultant?
- 48 N
- 14 N
- 10 N
- 2 N
-
Two forces of 4 N and 4 N act at 60 degrees to each other. What is the magnitude of the resultant?
- 6.9 N
- 4.0 N
- 8.0 N
- 3.5 N
-
A force of 20 N acts at 40 degrees to the horizontal. What is its vertical component?
- 20 N
- 15.3 N
- 6.4 N
- 12.9 N
-
What is the resultant force on an object in coplanar equilibrium?
- Equal to weight
- Zero
- Equal to mass
- Infinite
-
A force of 50 N acts at 25 degrees above the horizontal. What is its horizontal component?
- 45.3 N
- 54.4 N
- 21.1 N
- 50 N
-
Perpendicular forces of 9 N and 12 N act on an object. What force balances them?
- 108 N
- 15 N
- 3 N
- 21 N
-
Two forces of 10 N each act with an angle of 120 degrees between them. What is the magnitude of the resultant?
- 17 N
- 0 N
- 10 N
- 20 N
-
The component of a force F along an axis that makes an angle theta with the force is:
- F cos theta
- F/cos theta
- F tan theta
- F sin theta
-
A velocity of 15 m s^-1 acts at 60 degrees above the horizontal. What is its vertical component?
- 15 m s^-1
- 17.3 m s^-1
- 13.0 m s^-1
- 7.5 m s^-1
-
How are non-parallel vectors combined geometrically?
- Head-to-tail addition
- Adding magnitudes
- Scalar subtraction
- Multiplying magnitudes
-
Which quantity is a vector?
- Kinetic energy
- Momentum
- Work
- Power
-
A force of 7 N acts due east and a force of 24 N acts due north. What is the magnitude of the resultant?
- 17 N
- 25 N
- 31 N
- 168 N
-
A force of 12 N acts at 60 degrees to the horizontal. What is its horizontal component?
- 10.4 N
- 6.0 N
- 20.8 N
- 12 N
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