10 Questions
| Attempts: 8328

Questions and Answers

- 1.The moment of a force causes an object to
- A.
Move forward

- B.
Move backward

- C.
Stop moving

- D.
Turn about a fixed point

- 2.The turning effect of a force on a door is greater when it is applied at
- A.
A point near the hinges and perpendicular to the door

- B.
A point near the hinges and parallel to the door

- C.
A point far away from the hinges and perpendicular to the door

- D.
A point far away from the hinges and parallel to the door

- 3.Two equal and oppositely directed forces acting on an object will be in equilibrium
- A.
Only if they act on the same point on the object

- B.
If they are separated by a distance

- C.
When they are balanced by a third force

- D.
when their moments about the same point are equal

- 4.The diagram shows a light beam pivoted at one end. What is the effort required to lift the load?
- A.
50

- B.
67

- C.
100

- D.
200

- 5.Jack has a weight of 300 N and sits 2.0 m from the pivot of the see-saw. Jill has a weight of 450 N and sits 1.5 m from the pivot. Who will move down?
- A.
Jack

- B.
Jill

- C.
Both of them

- D.
None of them

- 6.A nut can be loosen more easily with
- A.
A short spanner because a large turning effect can be produced.

- B.
A short spanner because a larger force can be produced.

- C.
A heavy spanner because a larger force can be produced.

- D.
long spanner because a large turning effect can be produced.

- 7.The diagram shows a gauge which measures the amount of liquid in a tank. At which position should the pivot be placed so that the pointer moves the greatest distance as the tank is emptied?
- A.
A

- B.
B

- C.
C

- D.
D

- 8.What is the force F needed to balance the bar shown?
- A.
3

- B.
4

- C.
6

- D.
8

- 9.A uniform metre rule of weight 16.0 N is pivoted at the 60 cm mark. A 4.0 N weight is suspended from one end. At the instant when the rule is horizontal, what is the value of the resultant turning moment about the pivot?
- A.
Zero

- B.
160 Ncm anticlockwise

- C.
160 Ncm clockwise

- D.
20 N downward

- 10.Two types of moment of force are
- A.
Forward and backward

- B.
Neutral and charged

- C.
Stable and unstable

- D.
Clockwise and anti-clockwise

- Acceleration Quizzes
- Acoustic Quizzes
- Chapters Of Physics Quizzes
- Distance Quizzes
- Electrolysis Quizzes
- Energy Quizzes
- ESD Quizzes
- Frequency Quizzes
- Lens Quizzes
- Light And Reflection Quizzes
- Logic Gate Quizzes
- Magnetic Field Quizzes
- Momentum Quizzes
- Motion Quizzes
- Online Physics Quizzes
- Optics Quizzes
- Physics Of Sound Quizzes
- Practice Physics Quizzes
- Properties Of Matter Quizzes
- Quantum Physics Quizzes
- Reflection Quizzes
- Refraction Quizzes
- Secondary 3 Physics Quizzes
- Sound Quizzes
- Speed Of Light Quizzes
- Thermodynamics Quizzes
- Velocity Quizzes
- Work And Energy Quizzes

×

Wait!

Here's an interesting quiz for you.