Torques Basics - Level 2 Physics NCEA

A force of 20 N is used 0.25m away from the center of the nut (pivot). Calculate the torque used.

• 2

• 5

• 4

• 10

A force of 120 N is used 40 cm away from the center of the nut (pivot). Calculate the torque used.

• 42

• 45

• 48

• 50

F₁ is 30 N acting 2 m away from the pivot. F₂ is 10 N, how far away from the pivot does it act if the object is in equilibrium?

• 2 m

• 4 m

• 6 m

• 8 m

The elephants weight force is 4000N acting 0.5 m away from the pivot. How much force is the mouse using at 0.70 m from the pivot to keep the seesaw in equilibrium?

• 2857.14

• 2800

• 4376.34

• 2000

W1 has a weight of 220 N acting 0.6m away from the pivot. How far does W2 whose weight is 180 N need to sit for the see saw to be in equilibrium.

• 0.3 m

• 0.73 m

• 0.5m

• 0.83 m

The red cars total mass is 750 kg acting 0.24 m from the pivot. The yellow car is acting 0.57 m from the pivot. Calculate the weight of the yellow car when the seesaw is in equilibrium.

• 315.78 kg

• 5482.46 N

• 298 N

• 3094.74 N

The red cars total mass is 450 kg acting 0.2 m from the pivot. The yellow car is acting 0.55 m from the pivot when the see saw is in equilibrium. Calculate the yellow cars mass.

• 163.64 kg

• 200 kg

• 163.64 N

• 3094.74 N

M1 is 30 N acting 70 cm and M2 is 50N acting 40 cm from the pivot. M3 is acting 30 cm from the pivot. What M3's weight force.

• 67 N

• 101.3 N

• 136.67 N

• 208 N

Tamarah's weight is 520N and she is sitting 1.6 m from both support blocks. Aaron (680N) is sitting 0.5m from the right hand support block. Calculate the left hand support block's force if it is acting 3.2 m from right hand support.

• 366.25 N

• 459 N

• 268.75 N

• 763.45 N

Vanessa (50kg) stands 1.55 m from the pivot (fulcrum). Calculate the support force of the bolt acting 2.5m away from Vanessa. The diving board's mass is 25 kg.

• 761.84 N

• 876.84 N

• 487.34 N

• 3.76 N