Physics class10

MOMENT OF FORCE UNIT

• Dyne cm

• Erg cm

• Newton cm

• Newton m

Name a device based on principle of momenum

• Spring Balance

• Beam Balance

• None of the above

Moment of force is maximum in which direction

(a)  

Moment of force is a

• Scalar quantity

• Vector quantity

The moon revolving around the earth is in

• Static equilibrium

• Dynamic equilibrium

• a

• b

• c

• d

In equilibrium algebric sum of moments of all forces about the point of rotation is

(a)  

• a

• b

• c

• d

• a

• b

• c

• d

• 4,5

• 3.5,5

• 4.5,5.5

• 4.5,5