Static Equilibrium and Tension Forces Quiz

What is the mass of the sign in the static equilibrium problem?

• 35 kg

• 20 kg

• 25 kg

• 30 kg

Which angle does the cable T1 make with the roof?

• 60 degrees

• 47 degrees

• 90 degrees

• 30 degrees

In static equilibrium, what is the sum of forces in any direction?

• Greater than zero

• Less than zero

• Equal to zero

• Depends on the situation

What is the direction of the force T2 in the problem?

• Upward

• Downward

• To the left

• To the right

What trigonometric function is used to find the Y component of T1?

• Cosine

• Sine

• Cotangent

• Tangent

What is the value of mg, the weight of the sign, in Newtons?

• 400 N

• 335 N

• 300 N

• 245 N

How is T1 calculated using the sine of 47 degrees?

• T1 = 245 * sin(47)

• T1 = 245 / sin(47)

• T1 = 245 / cos(47)

• T1 = 245 * cos(47)

What is the calculated value of T1 in Newtons?

• 245 N

• 220 N

• 400 N

• 335 N

Which trigonometric function is used to solve for T2?

• Secant

• Tangent

• Sine

• Cosine

What is the final calculated value of T2 in Newtons?

• 245 N

• 400 N

• 335 N

• 228.5 N