Application of Force
Trending Questions
Q. What is motion? Differentiate between slow and fast objects.
Q. What is the unit of the moment of force?
- Newton/metre
- Metre/second
- Newton
- Newton metre
Q.
The force acting on a body can change its shape.
True
False
Q.
What is force?
A pull only
A push only
An effort that changes the state of motion or shape of an object
Both A and B
Q. What is the unit of the moment of force?
- Metre/second
- Newton/metre
- Newton
- Newton metre
Q. A moment of 200 N-m required to open the door. Determine the distance of the point of force from the hinged point if a 50 N force perpendicular to the radius can just open the door.
- 3 m
- 1 m
- 4 m
- 2 m
Q. If the moment of force acting on the pivot is 900 dyne-m, calculate the force applied.
- 600
Q.
What is force?
A pull only
A push only
An effort that changes the state of motion or shape of an object
Both A and B
Q. What is the unit of the moment of force?
- Newton metre
- Newton
- Newton/metre
- Metre/second
Q. A wooden rod is pivoted horizontally at the point P on the wall. The rod is free to move about pivoted point P. A vertically upward force of 10N is applied at point A, and then after some time, the force is transferred to B. Then which of the following statements are correct?
- When force is applied at B, the rod will move in counterclockwise.
- When force is applied at B, the rod will move in clockwise.
- When force is applied at A, the rod will move in clockwise.
- When force is applied at A, the rod will move in counterclockwise.
Q. Kamala tries to open a door by applying force of 3500 gf-cm at the doorknob. If the knob is 60 cm from the hinge, what force (in N) should she apply in order to open the door by pushing it at a distance of 25 cm from the knob?
- 58.8
Q. A book of mass 980 g is placed on a table. Calculate the force exerted on the book in gravitational metric system in kgf.
- 0.98
