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Questions and Answers
What is the primary effect of a force acting on a body?
What is the primary effect of a force acting on a body?
- It changes or tends to change the motion of the body (correct)
- It alters the shape of the body
- It causes the body to vibrate
- It increases the mass of the body
Which of the following characteristics of a force is NOT necessary to determine its effects on a body?
Which of the following characteristics of a force is NOT necessary to determine its effects on a body?
- The temperature at which the force is applied (correct)
- The nature of the force (push or pull)
- The magnitude of the force
- The line of action of the force
In the M.K.S. system of units, what is the unit used to express the magnitude of a force?
In the M.K.S. system of units, what is the unit used to express the magnitude of a force?
- Watt (W)
- Kilogram-force (kgf) (correct)
- Joule (J)
- Newton (N)
What is the relationship between the units of force in the M.K.S. and S.I. systems?
What is the relationship between the units of force in the M.K.S. and S.I. systems?
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Which of the following is NOT a possible effect of a force acting on a body?
Which of the following is NOT a possible effect of a force acting on a body?
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