Moment of a Force

What is the unit of force?

• Meter

• Centimeter

• Newton

Tags

NGSS.HS-PS2-1

Moment of force is smaller when applied force is smaller.

• TRUE

• FALSE

Moment is a quantity that tells turning effect of a force about turning point. 

• TRUE
• FALSE

What is the unit of moment f force?

• N

• m

• Nm

• N/m

Tags

NGSS.HS-PS2-1

What condition must be met if an object is to be in equilibrium?

• force on it must be balanced

• force on it mus be unbalanced

• resultant force more than 10 N

• resultant turning effect more than 10

What is the moment acting on the seesaw?

• 1.6Nm
• 15Nm
• 16N
• 4Nm

What is the anticlockwise moment acting on this crane?

• 80,000Nm
• 100,000Nm
• 120,000Nm
• 140,000Nm

What is the moment produced by the 15 N?

• 15 Nm (clockwise)
• 150 Nm (anti - clockwise)
• 1.5 Nm (anti - clockwise)
• 0.15 Nm (clockwise)

A seesaw is unbalanced with two people of different masses sitting equal distances from the center. Which of the following will result in equilibrium?

• The larger person moving further away from the center.
• Moving the smaller person closer to the center.
• Moving the smaller person further from the center.
• Making the larger person do nothing.

Tags

NGSS.HS-PS2-1

The easiest way to open a heavy door  is by applying the force

• Near the hinges
• In the middle of the door
• At the edge of the door far from the hinges
• At the top of the door

Tags

NGSS.HS-PS2-1