Week 2 ENG1011 PASS - Basics of Mechanics

What is the dimension for Acceleration?

• [A]

• [M][S]^-2

• [L][T]^-2

• [L][T]^-1

What is the dimension for Force?

• [M][L][T]^-2

• [M][A]

• [F]

• [M][L][T]^2

What is the dimension of B?

• [L]^-1[T]^-1[M]^-1

• [L]^2[T]^-1[M]^1

• [L]^-4[T]^1[M]^-1

• [L]^-2[T]^-1[M]^-1

What is the magnitude of the resultant force?

• 90.8 N

• 54.2N

• 29.7N

• 24.0 N

What is the magnitude of the resultant force?

• 589N

• 590N

• 601N

• 594N

What is the direction of the resultant force from the positive x-axis clockwise?

• 76.5 degs

• 103.5 degs

• 58.5 degs

• 90.5 degs

Given the system is in equilibrium and Φ = 25 degs, what is the magnitude of F1?

• 22.1N

• 121.4N

• 260.3N

• 47.3N

Given the system is in equilibrium and the cylinder is 10kg, which of the following equations will solve for the tension forces in wires CA and CB?

• 
• 
• 
• 

Given the system is in equilibrium, m = 8kg, and θ = 40 degs, what is the tension of T2?

• 65.8N

• 122.1N

• 93.5N

• 78.5N