Forces on Inclined Planes Quiz

What is the weight of the object given in the problem?

• 600 Newtons

• 400 Newtons

• 300 Newtons

• 500 Newtons

What is the angle of incline mentioned in the problem?

• 25 degrees

• 15 degrees

• 30 degrees

• 20 degrees

How is the mass of the object calculated?

• By adding the force of gravity and the normal force

• By dividing the force of gravity by the angle of incline

• By multiplying the force of gravity by the coefficient of friction

• By dividing the force of gravity by the acceleration due to gravity

What is the mass of the object as calculated in the video?

• 35.8 kg

• 45.8 kg

• 30.8 kg

• 40.8 kg

What are the two components of gravitational force on an inclined plane?

• Tension and compression forces

• Normal and frictional forces

• Perpendicular and parallel forces

• Horizontal and vertical forces

How is the force perpendicular to the inclined plane calculated?

• Using the tangent of the angle

• Using the cosine of the angle

• Using the cotangent of the angle

• Using the sine of the angle

What is the formula for calculating the force of friction?

• Normal force multiplied by the coefficient of friction

• Normal force divided by the coefficient of friction

• Force of gravity multiplied by the coefficient of friction

• Force of gravity divided by the coefficient of friction

What is the calculated force of friction in the video?

• 78.9 Newtons

• 88.9 Newtons

• 58.9 Newtons

• 68.9 Newtons

How is the net force on the object determined?

• By dividing the force of friction by the force parallel

• By multiplying the force of friction and the force parallel

• By subtracting the force of friction from the force parallel

• By adding the force of friction and the force parallel

What is the acceleration of the object as calculated in the video?

• 1.45 m/s²

• 3.45 m/s²

• 2.45 m/s²

• 4.45 m/s²